Attachment 0015 - CUI - XM922 Ammunition Interim Performance Specification.pdf

CUI

MIL-PRF-0032751(AR)

17 August 2023

(U) INTERIM SPECIFICATION

(U) LAUNCHER, PRACTICE, SUBCALIBER AMMUNITION: XM922 temporary nomenclature

(U) This interim specification is approved for use by the U.S. Army Armaments Center and is available for all Departments and Agencies of the Department of Defense within the distribution limitations noted at the bottom of the page.

1. (U) SCOPE

1.1 (U) Scope. This performance specification describes the performance requirements and verification methods for the LAUNCHER, PRACTICE, SUBCALIBER AMMUNITION:

XM922 temporary nomenclature, hereafter referred to as XM922.

Comments, suggestions, or questions on this document should be addressed to: U.S. Army DEVCOM Armaments Center: FCDD-ACE-QSA, Picatinny Arsenal, New Jersey 07806- 5000 or emailed to usarmy.pica.devcp,-ac.list.ardec-stdzn-branch@army.mil. Since contact information can change, you may want to verify the currency of this information using the ASSIST Online database at https://assist.dla.mil.

AMSC N/A FSC 1310

Distribution Statement E: Distribution authorized to DoD Components only; CTI; 17 Aug 2023.

Other requests for this document must be referred to Office of the Project Manager for Close Combat Systems, ATTN: SFAE-AA-CCS, Picatinny Arsenal, NJ 07806-5000.

WARNING - This document contains technical data whose export is restricted by the Arms Export Control Act (Section 2751 of Title 22, United States Code) or the Export Control Reform Act of 2018 (Chapter 58 Sections 4801-4852 of Title 50, United States Code). Violations of these export laws are subject to severe criminal penalties. Disseminate in accordance with provisions of DoD Directive 5230.25 and DoD Instruction 2040.02.

DESTRUCTION NOTICE: Destroy by any method that will prevent disclosure of contents or reconstruction of this document.

METRIC

Controlled by: DEVCOM AC Controlled by: FCDD-ACE-QSA CUI Category: CTI, EXPT Distribution Statement: E POC: Standardization Office Email: usarmy.pica.devcom-ac.list.ardec-stdan-branch@army.mil mailto:usarmy.picatinny.ccdc-ac.list.ardec-stdzn-branch@army.mil https://assist.dla.mil/ mailto:usarmy.pica.devcom-ac.list.ardec-stdan-branch@army.mil mailto:usarmy.pica.devcom-ac.list.ardec-stdan-branch@army.mil

2. (CUI) APPLICABLE DOCUMENTS

2.1 (U) General. The documents listed in this section are specified in sections 3 and 4 of this specification. This section does not include documents cited in other sections of this specification or recommended for additional information or as examples. While every effort has been made to ensure the completeness of this list, document users are cautioned that they must meet all specified requirements of documents cited in sections 3 and 4 of this specification, whether or not they are listed.

2.2 (U) Government documents.

2.2.1 (U) Specifications, standards, and handbooks. The following specifications, standards, and handbooks form a part of this document to the extent specified herein. Unless otherwise specified, the issue of these documents are those cited in the solicitation or contract.

(U) FEDERAL STANDARDS

(CUI) DEPARTMENT OF DEFENSE STANDARDS

MIL-STD-130 – Identification Marking of U.S. Military Property MIL-STD-709 – Ammunition Color Coding MIL-STD-1168 – Ammunition Lot Numbering and Ammunition Data Card MIL-STD-1913 – Dimensioning of Accessory Mounting Rail for Small Arms

Weapons MIL-STD-1916 – DoD Preferred Methods for Acceptance of Products

(Copies of these documents are available online at https://quicksearch.dla.mil ).

2.2.2 (U) Other Government documents, drawings, and publications. The following other

Government documents, drawings, and publication form a part of this document to the extent specified herein. Unless otherwise specified, the issues of these documents are those cited in the solicitation or contract.

(U) INTERNATIONAL TEST OPERATING PROCEDURES (ITOP)

ITOP 5-2-502 – Toxic Materials in Missiles and Rockets

(U) U.S. ARMY TEST OPERATIONS PROCEDURES (TOP)

TOP 02-2-614 – Toxic Hazards Testing for Military Vehicles

(U) JOINT ORDNANCE TEST PROCEDURES (JOTP)

JOTP-010 – Safety and Suitability for Service Assessment Testing for Shoulder

Launched Munitions https://quicksearch.dla.mil/

(Copies of these documents are available online at https://www.atec.army.mil/publications/documents.html ).

(U) DEPARTMENT OF DEFENSE TECHNICAL BULLETINS

TB 700-2 – DoD Ammunition and Explosives Hazard Classification Procedures TB 9-1300-385 – Munitions Suspended or Restricted

(U) DEPARTMENT OF DEFENSE PAMPHLETS

DA PAM 385-63 – Range Safety DA PAM 742-1 – Ammunition Surveillance Procedures Manual

(Copies of these documents are available online at https://armypubs.army/mil ).

(U) TECHNICAL GUIDE

TG 351A – Health Hazard Assessor’s Guide Volume 1: Acoustic Energy

(Copies of these documents are available online at https://phc.amedd.army.mil/ )

2.3 (U) Non-Government publications. The following documents form a part of this document to the extent specified herein. Unless otherwise specified, the issues of these documents are those cited in the solicitation or contract.

AMS-STD-595 – Colors Used in Government Procurement

(NOTE: SAE-AMS-STD-595 International Standard adopted by DoD memorandum.

This document, and all new SAE-AMS-STD-595 color standard products such as fan decks and color chipsets, may be obtained from https://www.sae.org ).

2.4 (U) Order of precedence. Unless otherwise noted herein or in the contract, in the event of a conflict between the text of this document and the references cited herein, the text of this document takes precedence. Nothing in this document, however, supersedes applicable laws and regulations unless a specific exemption has been obtained.

3. (CUI) REQUIREMENTS

3.1 (CUI) Design verification test (DVT). When specified, a sample of the XM922 Subcaliber Trainer Launcher shall be subjected to Design Verification Testing (DVT) in accordance with Section 4.1 and Table III.

3.1.1 (CUI) Key characteristics. The key characteristics of the design that are deemed essential to meet the requirements of this specification shall be identified and variability limits or baselines shall be established during design verification. The variability of key characteristics for the XM922 submitted for first article and lot acceptance shall conform to the baseline established https://www.atec.army.mil/publications/documents.html https://armypubs.army/mill https://phc.amedd.army.mil/ https://www.sae.org/

(see 6.2 and 6.8).

3.1.2 (CUI) Classification of defects. The classification and associated acceptance criteria of key characteristics shall be identified prior to design verification.

(CUI) TABLE I. Defect inspection by classification of characteristics.(see 6.7)

Critical Characteristics Requirements Requirement Paragraph

Verification Paragraph

C001 Safety selector switch is present, correct, and engaged

Safety selector switch 3.5.7 4.5.7

C002 Misfire/Hangfire (no greater than 200 milliseconds)+

Misfire Function time+

3.5.3 3.7.7

4.5.3 4.7.7

C003 Launcher strength + Factor of safety+ 3.5.1 4.5.1

C004 Sealing of propellant gases + Toxic fumes+ 3.5.10 4.5.10

C005 Missing/Inadequate countermass + Forecoil/Recoil+ 3.7.9 4.7.9

C006 Debris from discharge causing user damage+

Safety from debris+ 3.5.5 4.5.5

C007 Acoustic energy from the launching+

Acoustic energy+ Toxic Fumes+

3.5.9 3.5.10

4.5.9 4.5.10

C008 Launch safety+ Launch safety+ 3.5.6 4.5.6

NOTE: + = Dynamic Event

3.1.2.1 (CUI) Critical characteristics. The characteristics of Table I and all additional key characteristics (see 6.8 & 6.11.4) whose nonconformance potentially results in a critical defect (see 6.10) be identified as critical.

3.1.2.2 (CUI) Major characteristics. Any key characteristics whose nonconformance potentially results in a major defect (see 6.10) shall be identified as major (see 6.11.12).

3.1.2.3 (CUI) Minor characteristics. Any key characteristics whose nonconformance potentially results in a minor defect (see 6.10) shall be identified as minor (see 6.11.15)

3.2 (CUI) First article test (FAT). When specified, a sample of the XM922 shall be subjected to First Article Testing in accordance with Section 4.2,Table IV and 6.10.

3.3 (CUI) Conformance inspection (Lot Acceptance Test (LAT)). A sample of the XM922 shall be subjected to a conformance inspection in accordance with Section 4.3 and Table V.

3.4 (CUI) Operational requirements.

3.4.1 (CUI) Reliability. The XM922, when firing the XM922AMM Subcaliber

Ammunition, shall have an overall reliability value of not less than 0.90

3.4.2 (CUI) Accuracy.

a. The XM922’s accuracy, when firing the XM922AMM, shall have a standard deviation less than or equal to 45 centimeters (TBR) in height and width at a distance of 200 meters at 21°C (70°F) when corrected for wind conditions and aimed by the trainer militarized sights. The trainer sights shall be the same as the XM919 without having to match it ballistically.

b. The XM922’s dispersion, when firing the XM922AMM, shall not exceed 1 Circular

Error Probable (CEP) of 1.96 milliradians at 200 meters at 21°C (70°F) when corrected for wind conditions.

3.4.3 (CUI) XM919 requirements. The XM922 shall have the same requirements listed in thXM919 Individual Assault Munition (IAM) Launcher and Cartridge performance spec:

a. One handed operation

b. Carry strap

c. Sight

d. Attachment rails

e. Simple to operate

f. built-in test equipment (if necessary)

3.5 (CUI) Support and ownership requirements.

3.5.1 (CUI) Factor of safety. The pressure vessel(s) of the sub-caliber launch tube of the

XM922 shall have a safety factor of not less than 1.2 for components constructed of metals, and not less than 1.5 for components constructed of non-metals. (see Table VI). The safety factor for the launch tube is calculated as follows:

SF = [B – 3 x Sb]/[C + 3 x Sc] = [B – 3 x Sb]/ MEOP

Where:

B = average of peak burst pressures Sb = standard deviation of the peak burst pressures C = average of propellant peak chamber operating pressures (firing at hot temp.)

Sc = standard deviation of peak chamber operating pressure (firing at hot temp.)

with MEOP = maximum expected operating pressure = C + 3 x Sc

3.5.2 (CUI) Safety analysis. A safety analysis of the sub-caliber trainer system shall be conducted in accordance with MIL-STD-882, and it shall be safety certified by the ARDEC Systems Safety Office or by the Joint Services Safety Panel (see 6.5).

3.5.3 (CUI) Misfire. The sub-caliber trainer system shall have an established misfire procedure.

All misfires shall be safe to handle and/or dispose of.

3.5.4 (CUI) Dud. The sub-caliber trainer system shall be non-dud producing.

3.5.5 (CUI) Safety from debris*. No debris resulting from discharge of the XM919 shall cause injury to the operator. (see Table I, VI, and VII, Critical Characteristics)

3.5.6 (CUI) Launch safety*. The initial propulsion event shall be contained and completed within the launch tube. Subsequent propulsion events, if applicable, shall not cause any hazard to the operator. (see Table I, VI, and VII Critical Characteristics)

3.5.7 (CUI) Safety selector switch*. The XM922 shall have a safety selector switch (see

Table I, VI, VII Critical Characteristics) with the following features:

a. Provide unambiguous tactile and visual indications that it is armed or non-armed.

b. Safety selector switch shall remain in the designated position, either safe or armed, as required by the operator.

c. Indicator failure shall not result in a false non-armed condition indication.

d. In the non-armed condition, the color of the lettering background shall be Brown Semi-

Gloss, per SAE-AMS-STD-595/20150, with the letter “S” or the word “SAFE” superimposed thereon in Miscellaneous Gloss (white), per SAE-AMS-STD-595/17875 or per SAE-AMS-STD-595/17925. Alternatively, if the launcher is colored Olive drab then the lettering background shall be Green Gloss per SAE-AMS-STD-595/14187.

e. In the armed condition, the color of the lettering background shall be Brown Semi- Gloss, per SAE-AMS-STD-595/20150, with the letter “A” or the word “ARMED” superimposed thereon in Miscellaneous Gloss (white), per SAE-AMS-STD-595/17875 or SAE-AMS-STD-595/17925. Alternatively, if the launcher is colored Olive drab then the lettering background shall be Green Gloss per SAE-AMS-STD-595/14187.

f. Font size shall be legible during limited visibility (rain, fog, after dusk).

g. Colors shall be nonspecular.

3.5.8 (CUI) Transportation safety device. The XM922 shall have a device (transportation safety) that shall prevent round initiation in the XM922 while being transported. The transportation safety shall remain in place until removed by the operator. It shall be independent of the safety selector switch (see 3.5.6) and the fuze (see 3.5.10). (see Table I, VI, VII Critical Characteristics)

3.5.9 Acoustic energy. The sub-caliber trainer system, when fired by an individual operator equipped with single hearing protection over a 24 hour period, shall experience an acoustic energy not greater than the requirement for single hearing protection.

a. Free field environment. In the prone, kneeling, or standing position (see 6.11.8, 6.11.18, 6.11.10, 6.11.26), rounds fired shall require no more than single hearing protection.

b. Fire from enclosure/Confined space (double hearing protection) (FFE). The XM922, when operator fired from within an enclosed room (1260 cubic feet volume - 12’x15’x7’) with two openings (window and door) either in the kneeling or standing position shall be safe to the operator wearing single hearing protection. The operator shall be able to fire a minimum of two different XM922 over a 24-hour period (MIL-STD-1474).

3.5.10 (CUI) Toxic fumes. The individual operator shall not be exposed above Occupational Safety and Health Administration (OSHA) Permissible Exposure Levels (PEL) and/or American Conference of Governmental Industrial Hygienists (ACGIH) Threshold Limit Values (TLVs).

3.5.11 (CUI) Surface danger zone (SDZ). The sub-caliber trainer system’s surface danger zone shall not exceed that of the XM919 as described in DA PAM 385-63 Chapter 6 (see 6.6).

3.5.12 (CUI) Explosive ordnance disposal (EOD). The sub-caliber trainer system shall be safe to handle, pickup, and transport by EOD personnel after firing or after the application of the EOD render safe procedures (see 6.4).

3.6 (CUI) Logistics/storage.

3.6.1 (CUI) Lot numbering. The sub-caliber trainer system’s lot numbering shall be in accordance with MIL-STD-1168.

3.6.2 (CUI) Shelf life. The XM922 shall remain safe, operable, and meet all requirements of this specification within its operating temperature range after not less than five (5) years of controlled storage without maintenance other than periodic surveillance, packaging, and preservation per TB 9-1300-385 and DA PAM 742-1.

3.6.3 (CUI) Storage temperature. The XM922 shall meet all safety and performance requirements when used in the operating environment after being stored at a temperature of:

a. No less than constant -40°C (-40°F) and

b. No greater than two-hour diurnal cycle exposure of +60°C (+140°F).

3.6.4 (CUI) Maintenance. The XM922 shall be maintainable such that all parts/assemblies can be removed and replaced at the organizational level or Training Service Center (TSC).

3.6.5 (CUI) Markings.

3.6.5.1 (CUI) Warnings. The XM922 shall have warnings and diagrams that match that of the XM919.

3.6.5.2 (CUI) Identification. The XM922 and its parts, components, and subassemblies shall be marked, as practical, for identification in accordance with MIL-STD-130.

3.6.5.3 (CUI) Instructions. The XM922 shall have instructions that match that of the

XM919.

3.6.5.4 (CUI) Adhesives. All markings, identifications, and instructions that utilize adhesive(s) shall use adhesives durable under the environments specified in paragraph 3.7.

3.6.5.5 (CUI) Color-coding. The sub-caliber trainer launcher shall be color-coded and marked in accordance with MIL-STD-709.

3.6.6 (CUI) Overall exterior. The sub-caliber trainer system’s overall exterior shall be the same color(s) as the XM919 and marked in accordance with MIL-STD-709.

3.6.7 (CUI) Workmanship. The external surface of the XM922 shall be in accordance with manufacturer’s standard as submitted during design verification test. The surface shall be clean, marked legibly, and free of chips, dirt, grease, rust, and foreign material. The external surface shall be free of burrs and sharp edges, which may affect performance or result in injury during handling.

3.7 (CUI) Interface and interoperability requirements.

3.7.1 (CUI) Length. The XM922’s length in the carry configuration, including the carry case, if applicable, shall be no greater than ±3.8 centimeters of the XM919 length.

3.7.2 (CUI) Weight. The carry weight of any individual XM922, including carry case, if applicable, shall be no greater than ±0.45 kilograms of the XM919’s weight.

3.7.3 (CUI) Firing positions. The XM922 shall be able to be fired in the prone, kneeling, modified kneeling, and standing positions (see 6.11).

3.7.4 External parts. The sub-caliber trainer system shall have the same external parts as the XM919 so that it is visually identical to the XM919.

3.7.5 (CUI) Preparation for firing. After the XM922 is loaded, it shall have the same preparation to fire procedures as the XM919.

3.7.6 (CUI) Reusable. The XM922 shall be a reusable, reloadable system.

3.7.7 (CUI) Function time*. The elapsed time from when the trigger is depressed, and the projectile is completely free of the barrel shall be not greater than 200 milliseconds. (see Table VI, Critical Characteristics)

3.7.8 (CUI) Compatibility.

3.7.8.1 (CUI) Equipment compatibility. The XM922 shall be compatible with existing combat, cold weather, and personal equipment, including Mission Oriented Protective Posture (MOPP) gear.

3.7.8.2 (CUI) Chemical compatibility. All materials utilized shall be compatible with all combinations of directly contacting energetic and non-energetic materials. In addition, they shall be compatible with all combinations of materials that have the potential for contact in the system’s life cycle (i.e., manufacturing environment, storage, etc.).

3.7.8.3 (CUI) Ammunition compatibility. The XM922 shall safely function and fire the

XM922AMM without the need for modification.

3.7.9 (CUI) Forecoil/Recoil. The sub-caliber trainer system shall have a recoil that does not exceed that of the XM919 (see Table VI)

3.7.10 (CUI) Built-in test equipment. If the firing mechanism employs stored electrical energy there shall be built-in test equipment to check that sufficient firing current is available.

3.8 (CUI) Environmental requirements.

3.8.1 (CUI) Ruggedness. The XM922 shall meet all safety and performance requirements after exposure to the following rough handling environments.

3.8..1.1 (CUI) Logistic land transportation dynamics (Commercial).

3.8.1.1.1 (CUI) Logistic wheeled vehicle transportation dynamics. The XM922 shall be capable of withstanding logistical wheeled vehicle transportation dynamics per JOTP-010 without impact to safety and performance.

3.8.1.1.2 (CUI) Packaged transit drop. The packaged XM922 shall not fire, arm, or be partially armed upon impact when dropped 2.1 meters per JOTP-010 and meet all safety and performance requirements.

3.8.1.2 (CUI) Military land transportation dynamics.

3.8.1.2.1 (CUI) Military wheeled vehicle transportation vibration (dynamics). The XM922 shall not fire, arm, or be partially armed during military wheeled vehicle transportation dynamics (vibration) per JOTP-010 and meet all safety and performance requirements.

3.8.1.2.2 (CUI) Loose cargo repetitive shock. The XM922 shall not fire, arm, or be partially armed during loose cargo repetitive shock per JOTP-010 and meet all safety and

3.8.1.3 (CUI) Tactical drop/impact. The unpackaged XM922 shall not fire, arm, or be partially armed upon impact when dropped 1.5 meters per JOTP-010 and meet all safety and

3.8.1.4 (CUI) Salt fog. The XM922 shall be capable of withstanding exposure to salt fog per JOTP-010, without impact to safety and performance, specifically no evidence of corrosion, deterioration of exterior, or clogging/binding.

3.8.1.5 (CUI) Sand and dust.

a. The XM922 shall be capable of withstanding exposure to sand and dust per JOTP-010, without impact to safety and performance.

b. The XM922 shall be fully operational in a sandy and/or dusty environment.

3.8.1.6 (CUI) Humidity.

a. The XM922 shall be capable of withstanding exposure to high and low humidity in high and low temperature environments per JOTP-010 without impact to safety and performance.

b. The XM922 shall be fully operational in a high, normal, and low humidity environment

3.8.1.7 (CUI) Temperature cycle. The XM922 shall be capable of withstanding temperature cycling per JOTP-10B without impact to safety and performance.

3.8.1.8 (CUI) Solar radiation. The XM922 shall be capable of withstanding solar radiation per JOTP-010 without impact to safety and performance.

3.8.1.9 (CUI) Ice/freezing rain.

a. The XM922 shall be capable of exposure to ice/freezing rain per JOTP-010B without impact to safety and performance.

b. The XM922 shall be capable of deicing after exposure to ice/freezing rain.

c. The XM922 shall be fully operational in an icy/freezing rain environment.

3.8.2 (CUI) Operating temperature. The XM922 shall meet all safety and performance requirements when operated between -18°C (-0.4°F) and +38°C (+100.4°F).

4. (CUI) VERIFICATION

(CUI) TABLE II. Requirement/verification cross reference matrix.

METHOD OF VERIFICATION

1 – Analysis 2 – Demonstration 3 – Inspection 4 – Test

CLASSES OF VERIFICATION

A – Design Verification B – First Article C – Conformance

Section 3 Requirement

Verification Methods Verification Class Section 4

Verification Procedures 1 2 3 4 A B C

3.1 Design verification test

(DVT)

X X X X 4.1

3.2 First article test (FAT) X X X X X 4.2

3.3 Conformance inspection test

(lot acceptance testing

(LAT))

X X X X X 4.3

3.4.1 Reliability X X 4.4.1

3.4.2 Accuracy X X X 4.4.2

3.4.3 XM919 requirements X X X 4.4.3

3.5.1 Factor of safety* X X X X 4.5.1

3.5.2 Safety analysis X X 4.5.2

3.5.3 Misfire X X 4.5.3

3.5.4 Dud X X 4.5.4

3.5.5 Safety from debris* X X X X X X 4.5.5

3.5.6 Launch safety* X X X X X X 4.5.6

3.5.7 Safety selector switch X X X X X 4.5.7

3.5.8 Transportation safety device X X X X X 4.5.8

3.5.9 Acoustic X X X 4.5.9

3.5.10 Toxic fumes X X X 4.5.10

3.5.11 Surface danger zone X X X 4.5.11

3.5.12 Explosive ordnance disposal

(EOD)

X X X 4.5.12

3.6.1 Lot numbering X X X 4.6.1

3.6.2 Shelf life X X 4.6.2

3.6.3 Storage temperature X X X 4.6.3

3.6.4 Maintenance X 4.6.4

3.6.5.1 Warnings X X X 4.6.5.1

3.6.5.2 Identification X X X 4.6.5.2

3.6.5.3 Instructions X X X 4.6.5.3

3.6.5.4 Adhesives X 4.6.5.4

3.6.5.5 Color-coding X X X X 4.6.5.5

3.6.6 Overall exterior X X X X 4.6.6

3.6.7 Workmanship X X X 4.6.7

3.7.1 Length X X X 4.7.1

3.7.2 Weight X X X 4.7.2

3.7.3 Firing positions X X 4.7.3

3.7.4 External parts 4.7.4

3.7.5 Preparation for firing X 4.7.5

3.7.6 Reusable X X X X 4.7.6

3.7.7 Function time* X X 4.7.7

3.7.8.1 Equipment compatibility X X 4.7.8.1

3.7.8.2 Chemical compatibility X X X X 4.7.8.2

3.7.8.3 Ammunition compatibility X X X X 4.7.8.3

3.7.9 Forecoil/recoil 4.7.9

3.7.10 Built-in test equipment X X X 4.7.10

3.8.1.1.1 Logistic wheeled vehicle

transportation dynamics X X 4.8.1.1.1

3.8.1.1.2 Packaged transit drop X X 4.8.1.1.2

3.8.1.2.1 Military wheeled vehicle

transportation vibration (dynamics)

X X 4.8.1.2.1

3.8.1.2.2 Loose cargo repetitive shock X X 4.8.1.2.2

3.8.1.3 Tactical drop/impact X X 4.8.1.3

3.8.1.4 Salt fog X X 4.8.1.4

3.8.1.5 Sand and dust X X 4.8.1.5

3.8.1.6 Humidity X X 4.8.1.6

3.8.1.7 Temperature cycle X X 4.8.1.7

3.8.1.8 Solar radiation X 4.8.1.8

3.8.1.9 Ice/freezing rain X X 4.8.1.9

3.8.2 Operating temperatures X X X X 4.8.2

Note: All critical characteristics are denoted as * and listed in Table I.

4.1 (CUI) Design verification test (DVT). When specified, a sample of the items shall undergo design verification in accordance with Table III and applicable paragraphs within this section.

4.1.1 (CUI) Key characteristics. Verify by examination of objective evidence and analysis that key characteristics have been identified and variability limits have been established. A minimum of 3 sets of components, subassemblies and assemblies shall be subjected to a Physical Configuration Audit (PCA) to establish a product uniformity baseline for the key characteristic identified in section 3.

4.1.2 (CUI) Classification of defects. Verify by examination of objective evidence and analysis that all characteristics inherent to the design have been correctly classified.

4.1.3 (CUI) Design verification rejection. If any item of the sample fails to comply with any design verification requirement specified, the design shall be rejected in accordance with Table III.

TABLE III. Design verification test.

Requirement Conformance Criteria Requirement

Verification Method Sample Acc Rej

TOTAL 6 2/ N/A N/A N/A

Reliability 3/ 1/ 3.4.1 4.4.1 Accuracy 30 4/ 1/ 3.4.2 4.4.2 XM919 requirements 5/ 1/ 3.4.3 4.4.3 Factor of safety 6/ 1/ 3.5.1 4.5.1 Safety analysis 6/ 1/ 3.5.2 4.5.2 Misfire* 7/ 1/ 3.5.3 4.5.3 Dud 7/ 1/ 3.5.4 4.5.4 Safety from debris* 8/ 1/ 3.5.5 4.5.5 Launch safety* 8/ 1/ 3.5.6 4.5.6 Safety selector switch* 9/ 1/ 3.5.7 4.5.7 Transportation safety device 9/ 1/ 3.5.8 4.5.8

Acoustic* 10/ 1/ 3.5.9 4.5.9 Toxic fumes* 10/ 1/ 3.5.10 4.5.10 Surface danger zone 11/ 1/ 3.5.11 4.5.11 Explosive ordnance disposal (EOD) 12/ 1/ 3.5.12 4.5.12

Lot numbering 13/ 1/ 3.6.1 4.6.1 Shelf life 15/ 1/ 3.6.2 4.6.2 Storage temperature 10/ 1/ 3.6.3 4.6.3 Maintenance 13/ 1/ 3.6.4 4.6.4 Warnings 13/ 14/ 1/ 3.6.5.1 4.6.5.1 Identification 13/ 14/ 1/ 3.6.5.2 4.6.5.2 Instructions 13/ 14/ 1/ 3.6.5.3 4.6.5.3 Adhesives 13/ 14/ 1/ 3.6.5.4 4.6.5.4 Color-coding 13/ 1/ 3.6.5.5 4.6.5.5 Overall exterior 13/ 1/ 3.6.6 4.6.6 Workmanship 13/ 1/ 3.6.7 4.6.7 Length 13/ 1/ 3.7.1 4.7.1 Weight 13/ 1/ 3.7.2 4.7.2 Firing positions 16/ 1/ 3.7.3 4.7.3 External parts 7/ 13/ 1/ 3.7.4 4.7.4 Preparation for firing 7/ 13/ 1/ 3.7.5 4.7.5 Reusable 7/ 13/ 1/ 3.7.6 4.7.6 Function time* 17/ 1/ 3.7.7 4.7.7

Verification Method Sample Acc Rej

Equipment compatibility 16/ 1/ 3.7.8.1 4.7.8.1 Chemical compatibility 6/ 1/ 3.7.8.2 4.7.8.2 Ammunition compatibility 7/ 1/ 3.7.8.3 4.7.8.3

Forecoil/recoil 18/ 1/ 3.7.9 4.7.9 Built-in test equipment 13/ 16/ 1/ 3.7.10 4.7.10 Logistic wheeled vehicle transportation dynamics 4 /10 1/ 3.8.1.1.1 4.8.1.1.1

Packaged transit drop 4 /10 1/ 3.8.1.1.2 4.8.1.1.2 Military wheeled vehicle transportation vibration (dynamics)

4 /10 1/

3.8.1.2.1 4.8.1.2.1

Loose cargo repetitive shock

4 /10 1/ 3.8.1.2.2 4.8.1.2.2

Tactical drop/impact 4 /10 1/ 3.8.1.3 4.8.1.3 Salt fog 4 /10 1/ 3.8.1.4 4.8.1.4 Sand and dust 4 /10 1/ 3.8.1.5 4.8.1.5 Humidity 4 /10 1/ 3.8.1.6 4.8.1.6 Temperature cycle 4 /10 1/ 3.8.1.7 4.8.1.7 Solar radiation 4 /10 1/ 3.8.1.8 4.8.1.8 Ice/freezing rain 4 /10 1/ 3.8.1.9 4.8.1.9 Operating temperatures 5/ 1/ 3.8.2 4.8.2 Note: All critical characteristics are denoted as * and listed in Table I.

1/ If no accept/reject criteria is expressed, the design represented by the sample or item lot shall be rejected if the items fail to comply with the applicable requirement.

2/ Estimated number for full verification test. This total includes 2% of additional items for risk mitigation (misfires, lost data, repeating firing events, etc.). Refer to contract for updated numbers.

3/ Total reliability numbers shall be based on 5 cycles of firing and weapon cleaning per contractor recommended firing/cleaning cycle.

4/ Collect at minimum 1 set of accuracy (10 shots) at ambient, hot, and cold temperature (see

6.19.34 for temperature definitions).

5/ Perform this requirement on all available systems available for testing.

6/ Evaluated with contractor data and/or confirmed with all firing events (if necessary).

7/ Evaluated on all firing events.

8/ All eligible dynamic firing events with high-speed camera/radar data shall be used to verify this requirement.

9/ All tests with the safety selector switch and/or transportation safety being tested/functioned shall be used to confirm this requirement.

10/ A total of 4 weapons shall be used for all environmental tests.

11/ Surface danger zone can be evaluated by analysis of contractor documents.

12/ Sample size to be determined by USG.

13/ Evaluated during initial inspection and/or with SME (packaging engineer for example).

Verification Method Sample Acc Rej

14/ Evaluated after all environmental tests.

15/ Evaluated after all environmental tests along with contractor documents.

16/ Evaluated during Operation Test (User Excursion Test).

17/ All eligible dynamic firing events with high-speed camera/radar data shall be used to verify this requirement.

18/ Evaluated during all firing events with a firing stand equipped to measure forecoil and recoil

4.2 (CUI) First article test (FAT). When specified, a sample of the XM922 shall be subjected to first article verification in accordance with Table IV and applicable paragraphs within this section.

4.2.1 (CUI) First article key characteristics. Verify all key characteristics classified as

Critical, Major, or Minor by examination of objective evidence or analysis. A minimum of 3 sets of components, subassemblies and assemblies shall be subjected to a Physical Configuration Audit (PCA).

4.2.2 (CUI) First article rejection. If any assembly, component, or test specimen fails to comply with any of the applicable requirements the first article shall be rejected.

(CUI) TABLE IV. First article test.

Requirements Conformance criteria Requirement

Verification Method Sample Accept Reject

Accuracy 10 1/ /1 3.4.2 4.4.2 Transportation safety device 18 0 1 3.5.8 4.5.8 Safety selector switch* 18 0 1 3.5.7 4.5.7 Function time∗ 4 0 1 3.7.7 4.7.7 Factor of safety∗ 10 2/ 0 1 3.5.1 4.5.1 Toxic fumes∗ 18 0 1 3.5.10 4.5.10 Forecoil/Recoil∗ 18 5/ 0 1 3.7.9 4.7.9 Safety from debris∗ 18 0 1 3.5.5 4.5.5 Acoustic energy∗ 18 0 1 3.5.9 4.5.9 Lot numbering 18 4/ 0 1 3.6.1 4.6.1 Warnings 18 4/ 0 1 3.6.5.1 4.6.5.1 Identification 18 4/ 0 1 3.6.5.2 4.6.5.2 Instructions 18 4/ 0 1 3.6.5.3 4.6.5.3 Ammunition compatibility 18 4/ 0 1 3.7.8.3 4.7.8.3 Overall exterior 18 4/ 0 1 3.6.6 4.6.6 Workmanship 18 4/ 0 1 3.6.7 4.6.7 Length 18 4/ 0 1 3.7.1 4.7.1 Weight 18 4/ 0 1 3.7.2 4.7.2 Loose cargo repetitive shock 15 6/ 0 1 3.8.1.2.2 4.8.1.2.2

Requirements Conformance criteria Requirement

Verification Method Sample Accept Reject

Tactical drop/impact 15 6/ 0 1 3.8.1.3 4.8.1.3 Salt fog@ 2 0 1 3.8.1.4 4.8.1.4 Humidity 2 0 1 3.8.1.6 4.8.1.6 Temperature cycle 2 0 1 3.8.1.7 4.8.1.7 Operating temperature 18 0 1 3.8.2 4.8.2 Packaging 7/ 0 1 5.1 5.1 NOTE: All critical characteristics are denoted as * and listed in Table I.

1/ Collect at minimum 1 set of accuracy (10 shots) at ambient, hot, and cold temperature (see 6.19.34 for temperature definitions) for a minimum of 3 trainer weapons. Functionally fire the rest to ensure functionality.

3/ Calculated using hot temperature conditioned items pressure data.

4/ Visual inspections of the packaging and items.

5/ Minimum of 5 samples. Evaluated during firing events with a firing stand equipped to measure forecoil and recoil.

6/ Half of the samples tested at hot temperature. Other half tested at cold temperature. Perform radiographic inspection after test to assess the internal conditions of item for firing test.

7/ All packaging required for the samples listed in the Table IV.

4.3 (CUI) Conformance inspection test (lot acceptance testing - LAT). When specified, a sample of the XM922 lot shall be subjected to conformance inspection testing in accordance with Table V. If any assembly, component, or test specimen fails to comply with any of the applicable requirements the lot shall be rejected.

4.3.1 (CUI) Conformance inspection by classification of characteristic. Inspection of

XM922 shall be performed for classified characteristics as specified in 3.1.2.

4.3.1.1 (CUI) Conformance inspection of critical characteristics. In the event that no approved acceptance criteria exist, key characteristics identified as critical shall be inspected at a level not less than 100% utilizing Automated Acceptance Inspection Equipment (AAIE) followed by a Verification Level (VL) VII (seven) inspection in accordance with MIL-STD- 1916. (See 6.2.ee)

4.3.1.2 (CUI) Conformance inspection of major characteristics. In the event that no approved acceptance criteria exist, major characteristics shall be inspected at a level not less than a VL IV (four) inspection in accordance with MIL-STD-1916. (See 6.2.ee)

4.3.1.3 (CUI) Conformance inspection of minor characteristics. In the event that no approved acceptance criteria exist, minor characteristics shall be inspected at a level not less than a VL II (two) inspection in accordance with MIL-STD-1916. (See 6.2.ee)

(CUI) TABLE V. Conformance inspection test.

Verification Method Sample Accept Reject

Reliability /1 90% 3.4.1 4.4.1 Accuracy 1/ 2/ 1/ 1/ 3.4.2 4.4.2 Transportation safety device /1 0 1 3.5.8 4.5.8

Safety selector switch* /1 0 1 3.5.7 4.5.7 Function time∗ /1 0 1 3.7.7 4.7.7 Factor of safety∗ 1/ 4/ 0 1 3.5.1 4.5.1 Toxic fumes∗ 1/ 0 1 3.5.10 4.5.10 Forecoil/Recoil∗ 1/ 5/ 0 1 3.7.9 4.7.9 Safety from debris∗ /1 3/ 0 1 3.5.5 4.5.5 Acoustic energy∗ /1 0 1 3.5.9 4.5.9 Lot numbering VL II 0 1 3.6.1 4.6.1 Warnings VL II 0 1 3.6.5.1 4.6.5.1 Identification VL II 0 1 3.6.5.2 4.6.5.2 Instructions VL II 0 1 3.6.5.3 4.6.5.3 Ammunition compatibility /6 0 1 3.7.8.3 4.7.8.3

Overall exterior VL II 0 1 3.6.6 4.6.6 Workmanship VL II 0 1 3.6.7 4.6.7 Length VL II 0 1 3.7.1 4.7.1 Weight VL II 0 1 3.7.2 4.7.2 Operating temperature 1/ 7/ 1/ 1/ 3.8.2 4.8.2 Packaging VL II 0 1 5.1 5.1 NOTE: All critical characteristics are denoted as * and listed in Table I.

1/ Number of samples shall be determined by lot size and the Accept/Reject criteria shall be equivalent or better than 90% reliability.

2/ Accept/Reject requirements shall be un-affected by temperature (ambient, hot or cold firing). Collect at minimum 1 set of accuracy (10 shots) at ambient, hot, and cold temperature (see 6.19.34 for temperature definitions).

3/ Any single failure that is deemed a safety issue to the operator shall immediately fail this requirement.

4/ Use pressure data of systems in the temperature condition (highest possible pressure) to calculate Mean Operational Temperature (MOP) average and standard deviation shall be used to validate this requirement.

5/ Calculation of forecoil and recoil data in all temperature conditions to calculate average and standard deviation shall be used to validate this requirement. Forecoil and recoil requirement shall have limits for single, average and standard deviation datapoints.

6/ Verified during firing.

7/ All firing shall be performed at the three different operational temperature ranges (ambient, hot, and cold).

Radiographic inspection shall be performed on all the items prior to temperature conditioning for firing.

(CUI) TABLE VI. Defect inspection by classification of characteristics.

# List of Critical (Requirement)

Conformance Criteria 1/

Requirement Paragraph

Inspection Method

Critical characteristics

C001 Safety selector switch is present, correct, and engaged (Safety selector switch) 2/

100% 3.5.7

Production: 100% AIE and inspection

Testing:

Demonstration and inspection on functional samples test

C002 Hangfire - No greater than 200 milliseconds (Function time) 5/

100% of functional samples

3.5.3 3.7.7 functional samples test

C003 Launcher strength (Factor of safety) 6/

100% and functional sample 3.5.1 AAIE and functional samples test

C004 Sealing of propellant gases (Toxic fumes) 7/

100% and functional sample 3.5.10 AAIE and functional samples test

C005 Missing/Inadequate countermass (Forecoil/Recoil) 7/

100% and functional sample 3.7.9 AAIE and functional samples Test

C006 Debris from discharge causing user damage (Safety from debris) 8/ functional sample 3.5.5 Functional samples test

C007

Acoustic Energy from the launching (fire from enclosure / Acoustic energy) 7/

100% and functional sample

3.5.9 3.5.10

AAIE and functional samples test

C008 Launch safety 100% and functional sample 3.5.6 AAIE and functional samples test Major characteristics

101 Length 100% 3.7.1 Inspection 102 Weight 100% 3.7.2 Inspection

Minor characteristics 201 Warnings VL II 3.6.5.1 Visual 202 Identification VL II 3.6.5.2 Visual 203 Instructions VL II 3.6.5.3 Visual 204 Adhesives VL II 3.6.5.4 Visual 205 Ammunition VL II 3.7.8.3 Visual 206 Overall exterior VL II 3.6.6 Visual 207 Workmanship VL II 3.6.7 Visual

# List of Critical (Requirement)

Conformance Criteria 1/

Requirement Paragraph

Inspection Method

208 Packaging VL II 5.1 Visual Note: All critical characteristics are denoted as * and listed in Table I.

1/ VL II, III, IV, etc.. refers to verification levels of Table II sampling plans in MIL-STD-1916. The use of the term “100%” requires that the applicable inspection or non-destructive test be accomplished on the entire lot population.

2/ Use radiographic test if necessary.

3/ Perform radiographic test if possible, to determine that fuze safety features are in fully safe configuration.

4/ Perform live fuze testing in shell bodies with data collection component to validate the lot of fuze.

5/ Validate via certificate of conformance and/or chemical composition testing.

6/ Pressure testing to validate each barrel.

7/ The composition and weight of the propellant (AAIE) and pressure, forecoil/recoil and high speed video data collected during the successful dynamic firing of the samples validates this requirement.

8/ All eligible dynamic firing events with high-speed camera/radar data shall be used to verify this requirement.

4.4 (CUI) Operational verification.

4.4.1 (CUI) Reliability. The launchers shall fire rounds from a fixed firing stand at all target sets at 200 meters distance. The launchers and rounds shall be divided and conditioned to cold, ambient, and hot temperatures. Reliability shall be calculated in accordance with 3.4.1 at

0.80 confidence level and failures shall be determined by the Government’s Failure Definition and Scoring Criteria (FDSC).

4.4.2 (CUI) Accuracy. Test in general accordance with ITOP 4-2-829. Temperature conditioned launchers and rounds shall be fired from a stand. Aim point and point of impact shall be recorded for each shot. Point of impact shall be recorded as both actual values and meteorologically corrected values.

4.4.3 (CUI) XM919 requirements. Verify by demonstration and examination that the

XM922 meets the same requirements as the XM919 so that it visually and functionally, after loading, replicates the XM919.

4.5 (CUI) Support and ownership verification.

4.5.1 (CUI) Factor of safety – Launcher strength*. Verify by analysis. Factor of Safety (FOS) is calculated as stated in section 3.5.1 for the launch platform. For systems that include a rocket motor or secondary pressure vessel, it is also required to meet the factor of safety for these items (in addition to the launch platform).

4.5.2 (CUI) Safety analysis. Verify by examination of objective evidence that the sub-caliber training system has met the requirements of MIL-STD-882 and that its safety analysis has been approved (see 6.12).

4.5.3 (CUI) Misfire. Verify by examination of objective evidence that the misfire procedure has been approved by EOD.

4.5.4 (CUI) Dud. Verify by demonstration and examination of objective evidence that when fired the sub-caliber training system does not produce duds.

4.5.5 (CUI) Safety from debris. Verify by demonstration that no debris is discharged from the sub-caliber training system using high speed video camera to record any visible debris exiting the launcher.

4.5.6 (CUI) Launch safety*. Verify by analysis and demonstration that all energetics from the initial propulsion event have been consumed prior to the projectile exiting the launcher and, if applicable, that subsequent propulsion events do not cause hazards to the operator.

4.5.7 (CUI) Safety selector switch. Verify by demonstration and inspection to confirm “S” or “SAFE,” and “A” or “ARMED” indicators are visible and tactile, in addition to easy, manual operation of this feature on the weapon. Verify by demonstration and analysis that the XM922 cannot result in a false ‘non-armed’ condition. Verify by test that the coloring is in accordance with 3.5.7.

4.5.8 (CUI) Transportation safety device. Verify by demonstration and inspection to confirm that initiation does not occur when the transportation safety is in place and that it remains in place until removed by the operator. Verify by analysis that the transportation safety is independent of the safety selector and the arming device.

4.5.9 (CUI) Acoustic energy. The sub-caliber training system’s acoustic energy shall be measured according to the procedures of ITOP 4-2-822 (blast overpressure) and TOP 1-2-608 (noise). Data shall be recorded for the prone, kneeling/modified kneeling, and standing positions. Guidance on acoustic energy assessment can be found in the Health Hazard Assessor’s Guide TG 351A Volume 1.

4.5.10 (CUI) Toxic fumes. Test in general accordance with TOP 02-2-614. Air sampling probes should be placed in breathing zone of gunner and near the back of the item to monitor for carbon monoxide, carbon dioxide, ammonia, nitric oxide, nitrous oxide, sulfur dioxide, and lead.

Test is not complete until toxic fume levels have stabilized.

4.5.11 (CUI) Surface danger zone. Verify by analysis that the surface danger zone does not exceed that of the XM919. Point of contact for further information on SDZ qualification can be obtained from Commander, U.S. Army ARDEC, ATTN: RDAR-EIQ-S, Bldg 62 Picatinny Arsenal, NJ 07806-5000.

4.5.12 (CUI) Explosive ordinance disposal (EOD). Verify by examination of objective evidence that the EOD has certified the sub-caliber training round (see 6.4).

4.6 (CUI) Logistics/storage.

4.6.1 (CUI) Lot numbering. Visually verify that launcher lot numbers have been assigned and printed on each lot of XM922s in accordance with MIL-STD-130 and the Small Arms Serialization Plan

4.6.2 (CUI) Shelf life. Verify by analysis after testing has been completed in accordance with a contractually approved test plan and method. Point of contact for further information can be obtained from U.S. Army DEVCOM-AC, ATTN: FCDD-ACE-QS, Bldg 62 Picatinny Arsenal, NJ 07806-5000 (see 6.5).

4.6.3 (CUI) Storage temperature.

a. Verify in accordance with JOTP-10B paragraph A.1-2.2.1 (C.1-2 Low Temperature

Storage).

b. Verify in accordance with JOTP-10B paragraph A.1-2.2.2 (C.1-3 High Temperature

Storage).

4.6.4 (CUI) Maintenance. Verify by analysis that the XM922 has parts/assemblies that can be removed and replaced at the organizational level or Training Service Center (TSC).

4.6.5 (CUI) Markings.

4.6.5.1 (CUI) Warnings. Visually inspect the XM922 to ensure that all safety warnings and diagrams are printed in English, present, and legible.

4.6.5.2 (CUI) Identification. Verify by visual inspection that the XM922 and its parts, components, and subassemblies comply with MIL-STD-130.

4.6.5.3 (CUI) Instructions. Verify by visual inspection that the XM922 is clearly marked with step-by-step firing instructions that are printed in English.

4.6.5.4 (CUI) Adhesives. Verify by visual inspection during environmental testing (see

4.7) that all markings, identifications, and instructions that utilize adhesives are durable (are not peeling, worn, illegible, etc.).

4.6.5.5 (CUI) Color-coding. Verify using an approved method and equipment that the color and markings are in accordance with MIL-STD-709 and FED-STD-595.

4.6.6 (CUI) Overall exterior. Verify the sub-caliber training launcher’s overall exterior is the same color as the XM919, using an approved method and equipment, and marked in accordance with MIL-STD-709.

4.6.7 (CUI) Workmanship. Verify by visual inspection to confirm the external surface of the weapon is clean, marked legibly, free of chips, dirt, grease, rust, corrosion, foreign material, burrs, and sharp edges.

4.7 (CUI) Interface and interoperability verification.

4.7.1 (CUI) Length. The XM922 shall be measured to verify the length requirement of

3.6.1.

4.7.2 (CUI) Weight. The XM922 shall be weighed, with the carry case, if applicable, to verify the weight requirement of 3.6.2.

4.7.3 (CUI) Firing positions. Verify by analysis and demonstration, that the XM922 is able to be fired in the prone, kneeling, modified kneeling, and standing positions, with no impact to performance or safety.

4.7.4 (CUI) External parts

4.7.5 (CUI) Preparation for firing. Verify by demonstration that, after loading, the XM922 has the same preparation to fire procedures as the XM919.

4.7.6 (CUI) Reusable. Verify by demonstration that the XM922 is a reusable, reloadable system.

4.7.7 (CUI) Function time*. The time delay between when the trigger is depressed and the projectile is completely free of the barrel shall be measured to plus or minus 1 millisecond using a high speed camera or alternate method during firing at hot, ambient, and cold temperatures.

4.7.8 (CUI) Compatibility.

4.7.8.1 (CUI) Equipment compatibility. Verify by demonstration that the XM922 is compatible with existing combat and personal equipment, including Mission Oriented Protective Posture (MOPP) gear.

4.7.8.2 (CUI) Chemical compatibility. Verify in accordance with JOTP-10B paragraph

E.2-7.3 Compatibility Tests.

4.7.8.3 (CUI) Ammunition compatibility. Verify by analysis and test that the XM922 is able to fire the XM922AMM without the need for modification.

4.7.9 (CUI) Forecoil/recoil

4.7.10 (CUI) Built-in test equipment. Verify by analysis and demonstration that the built-in test equipment checks for sufficient firing current, if applicable.

4.8 (CUI) Environmental verification.

4.8.1 (CUI) Ruggedness. The XM922 shall go through the following verifications.

4.8.1.1 (CUI) Logistic land transportation dynamics (Commercial).

4.8.1.1.1 (CUI) Logistic wheeled vehicle transportation dynamic

4.8.1.1.2 (CUI) Packaged transit drop. Test in accordance with JOTP-10B paragraph A.1-

3.1.1.2 (C.2-1.2 Packaged Transit Drop).

4.8.1.2 (CUI) Military land transportation dynamics.

4.8.1.2.1 (CUI) Military wheeled vehicle transportation vibration (dynamics)

4.8.1.3 (CUI) Tactical drop/impact. Test in accordance with JOTP-10B paragraph A.1-3.2 (C.2- 5 Tactical Drop/Impact).

4.8.1.4 (CUI) Salt fog. Test in accordance with JOTP-10B paragraph A.1-2.6 (C.1-8 Salt

Fog).

4.8.1.5 (CUI) Sand and dust.

a. Test in accordance with JOTP-10B paragraph A.1-2.7 (C.1-9 Sand and Dust).

b. Function the XM922 to verify it is capable of withstanding exposure to sand and dust, without impact to safety and performance.

4.8.1.6 (CUI) Humidity.

a. Test in accordance with JOTP-10B paragraph A.1-2.1 (C.1-1 Humid Heat (Hot Humid

Cycle)).

b. Function the XM922 to verify it is capable of withstanding exposure to humidity, without impact to safety and performance.

4.8.1.8 (CUI) Temperature cycle. Test in accordance with JOTP-10B paragraph A.1-2.2.2

(C.1-4 High Temperature Cycle).

4.8.1.9 (CUI) Solar radiation. Test in accordance with JOTP-10B paragraph A.1-2.3 (C.1-5

Solar Radiation).

4.8.1.10 (CUI) Ice/freezing rain.

a. Conduct the ice/freezing rain test in accordance with JOTP-10B paragraph A.1-2.9 (C.1- 11 Icing).

b. Remove the ice in accordance with JOTP-10B paragraph A.1-2.9 (C.1-11 Icing).

c. Function the XM922 to verify it is capable of withstanding an ice/freezing rain environment.

4.8.2 (CUI) Operating temperature. Verify by demonstration that the XM922 is operable at temperatures between -40°C plus or minus 3°C (-40°F plus or minus 5.4°F) and +60°C plus or minus 3°C (+140°F plus or minus 5.4°F).

5. (U) PACKAGING

5.1 (U) Packaging. For acquisition purposes, the packaging requirements shall be as specified in the contract or order (see 6.2). When packaging of materiel is to be performed by DoD or in-house contractor personnel, these personnel need to contact the responsible packaging activity to ascertain packaging requirements. Packaging requirements are maintained by the Inventory Control Point’s packaging activities within the Military Service or Defense Agency, or within the military service’s system commands. Packaging data retrieval is available from the managing Military Department’s or Defense Agency’s automated packaging files, CD-ROM products, or by contacting the responsible packaging activity.

6. (U) NOTES

(U) (This section contains information of a general or explanatory nature that may be helpful, but it is not mandatory.)

6.1 (U) Intended use. The item is intended to be a direct fire device that should produce lethal effects against armor and structures upon impact.

6.2 (U) Acquisition requirements. Acquisition documents should specify the following:

a. Title, number, and date of this specification and any amendment.

b. Requirements for detail specification and drawing(s).

c. Packaging requirements (see 5.1). Reference packing and marking drawing.

d. Requirements for first article (see 4.2).

e. Government furnished materiel or equipment (if applicable).

f. Information needed to satisfy requirements for qualification of the EOD.

g. Requirements for Acceptance Inspection Equipment (AIE) designs. (see 6.3)

h. Requirements for ammunition lot numbering.

i. Applicable national stock number.

j. Serialization requirements.

k. Certificate of conformation of each production lot.

l. Record of serial numbers of weapons used during test.

m. Packaging requirements, if other than specified in Section 5.

n. Requirement and provisions for submission of test data as required.

o. If the Hazard Classification on record was based on Government packaging drawings, it may be necessary to include those packaging drawings in the contract to insure continued legal transportation. Determination should be made by FCDD-ACE-QS.

p. Requirement and provisions for submission of a Factor of Safety data.

q. Requirement and provisions for submission of Operability data.

r. Requirement and provisions for submission of Portability data.

s. Requirement and provisions for submission of a Misfire Procedure.

t. Requirement and provisions for submission of System Safety data.

u. Requirement and provisions for submission of Safe Separation Distance data.

v. Requirement and provisions for submission of Shelf Life data.

w. Requirement and provisions for submission…