Att_1_SSDS-IM_PSPEC.pdf

PERFORMANCE SPECIFICATION

FOR THE

SCOUT SNIPER DAY SCOPE – IMPROVED MOUNT

15 JANUARY 2015

PRODUCT MANAGER, OPTICS AND NON-LETHAL SYSTEMS

INFANTRY WEAPONS SYSTEMS (PMM-113.5)

MARINE CORPS SYSTEMS COMMAND

Date Version Reason for Change Entered by:

16 Dec 2014 5 1. Updated contact information

2. Updated 1. Scope with information from System Description

3. Removed System Description

4. Modified format of Section 3 to form, fit, and function requirements

5. Referenced MIL-STD in 3.1.1

6. Moved BUIS Interoperability to M110 Section

7. Updated Zero Retention to match agreed upon round counts and deleted Gunfire Shock

8. Improved Mount Attachment Method rewritten

9. Updated Scope Ring installation requirement with correct MOS

10. Modified Throw Lever requirements

11. Per RFI answers sent to Industry in Nov 2014, modified scope height check to be applicable to M8541A only

12. Updated Drop Shock compliance to MIL-STD-810G test with SSDS-IM in “infantry transit” configuration

19. Updated MOA tolerance for M110/M107

13. Defined “special tools” in 4.1.4

14. Defined Source Selection Testing in 4.3

15. Modified Scope Height compliance procedures to match RFI responses sent to industry in Nov

16. Updated Table 4-1 Verification Matrix

7 Jan 2015 6 1. Changed units from meters to yards for the testing ranges specified in paragraphs 4.4.3.2 and 4.4.3.3.

2. Changed the zeroing distance for the M107 in paragraph 4.4.3.3 from 100 to 300 (yards).

3. Added endurance requirements (3.3.4 and 3.3.5), endurance verification (4.4.3.4 and 4.4.3.5), and updated Table 4-1

4. Modified language in 4.3 i

TABLE OF CONTENTS

PAGE

1. SCOPE

2. APPLICABLE DOCUMENTS

2.1. GENERAL

2.2. GOVERNMENT DOCUMENTS

2.3. ORDER OF PRECEDENCE

3. REQUIREMENTS

3.1 FORM ATTRIBUTES

3.2 FIT ATTRIBUTES

3.3 FUNCTION ATTRIBUTES

3.4 ENVIRONMENTAL ATTRIBUTES

4. VERIFICATION

4.1 INSPECTION CONDITIONS

4.2 VERIFICATION METHODS

4.3 SOURCE SELECTION TESTING

4.4 VERIFICATION PROCEDURES

5. PACKAGING

6. NOTES

LIST OF FIGURES

FIGURE 3-1: M8541A POSITIONING ON THE M110

FIGURE 3-2: M8541 POSITOINING ON THE M107

FIGURE 3-3: M8541A POSITIONING ON THE M107

LIST OF TABLES

TABLE 4-1: VERIFICATION MATRIX

1. Scope. This Performance Specification establishes the primary performance parameters and characteristics for the Scout Sniper Day Scope - Improved Mount (SSDS-IM) program. The current solution is a two-piece set of scope rings that requires the use of a tool for weapon mounting. Product Manager, Optics and Non-Lethal Systems (PdM ONS) is seeking a solution that consists of a single mount base with integrated dual scope rings. The SSDS- IM shall be available in two configurations; one configuration for the M107 .50 Caliber Long Range Sniper Rifle with a zero Minutes of Angle (MOA) bias and one configuration for the M110 Semi-Automatic Sniper System with a built in bias of 20 MOA.

2. Applicable Documents

2.1. General. The documents listed in this section are specified in sections 3 through 6 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 shall meet all specified requirements of documents cited in sections 3 through 6 of this specification, whether or not they are listed in Section 2.

2.2. Government Documents

2.2.1. 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 issues of these documents are those cited in the solicitation or contract.

Military Standards

MIL-STD-171F Finishing of Metal and Wood Surfaces

MIL-STD-810G Test Method Standard for Environmental Engineering Considerations and Laboratory Testing

MIL-STD-961E Defense and Program-Unique Specifications Format and

Content

MIL-STD-1913 Dimensioning Of Accessory Mounting Rail for Small Arms Weapons

2.3. 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. Requirements

3.1. Form Attributes

3.1.1. SSDS-IM Finish. The SSDS-IM shall have matte (dull), non-reflective finish on all surfaces as stipulated by MIL-STD-171F.

3.1.2. Improved Mount Design. The SSDS-IM base shall consist of a single mount base with integrated dual scope rings.

3.1.3. Weight. The SSDS-IM shall weigh no more than 9 oz.

3.2. Fit Attributes

3.2.1. SSDS Interoperability. The SSDS-IM shall enable the operational use of the M8541, NSN 1240-01-533-1854; and M8541A, NSN 1240-01-586-9839 on a MIL-STD-1913 rail.

3.2.2. Cosine Angle Kit Interoperability. The SSDS-IM shall not interfere with the placement or operation of the Cosine Angle Kit, NSN 1005-01-584-5395 when the kit is mounted to the T-1 and T-2 MIL-STD-1913 rail slots or must allow the mounting of the Angle Cosine Indicator, NSN 1005-01-584-7024 by other means.

3.2.3. Scope Height. The SSDS-IM shall keep the centerline of the SSDS no more than 1.5 inches (+/- 0.05 inches) above the rail while still allowing the installation and removal of the Anti-Reflective Device and lens covers.

3.2.4. SSDS-IM Positioning: M110 Configuration

3.2.4.1. SSDS-IM Positioning: M110 MIL-STD-1913 Rail. The SSDS-IM shall not use MIL-STD-1913 rail recoil groove numbers T-1, T-2, T-3, T-4, T-5, T-6, nor use any recoil grooves forward of T-18 toward the muzzle in order to attach to the weapon.

3.2.4.2 SSDS-IM Positioning: M8541A & M110. With the SSDS installed into the SSDS-IM, attached to the MIL-STD-1913 rail, and positioned as far forward toward the muzzle as allowable under the constraints specified in 3.2.4.1, the lock ring static surface (Datum Point A) shall be located forward of the buttstock receiver interface (Datum Point B), as detailed in Figure 3-1, and the horizontal distance between the two datum points shall be no less than

0.5 inches. With the SSDS installed into the SSDS-IM, attached to the MIL- STD-1913 rail, and positioned as far rearward toward the buttstock as allowable under the constraints specified in 3.2.4.1, Datum Point B shall either be located forward of Datum Point A, or located at a horizontal distance of no more than 0.25 inches from Datum Point A if Datum Point A remains forward of Datum Point B.

Figure 3-1: M8541A Positioning on the M110

3.2.4.3. SSDS-IM Positioning: Back Up Iron Sights & M110. The SSDS-IM shall not interfere with the placement or operation of the Back Up Iron Sight (BUIS), NSN 1005-01-581-5324 when the BUIS is mounted to the T-1 and T-2 recoil grooves of the M110.

3.2.4.4. Improved Mount Bias: M110. The SSDS-IM shall hold the SSDS at a 20 MOA (+/- 0.2 MOA) downward bias relative to the M110’s MIL-STD-1913 accessory rail.

3.2.5. SSDS-IM Positioning: M107 Configuration

3.2.5.1. SSDS-IM Positioning: M107 MIL-STD-1913 Rail. The SSDS-IM shall not use recoil groove numbers T-1, T-2, T-3, T-4, and T-5.

3.2.5.2. SSDS-IM Positioning: M8541 & M107. With the SSDS installed into the SSDS-IM, attached to the MIL-STD-1913 rail, and positioned as far rearward toward the buttstock as allowable under the constraints specified in 3.2.5.1, the horizontal distance between the rearmost iron sight to stock connection point (Datum Point B) and the scope diopter static surface for the M8541 (Datum Point A), as detailed in Figure 3-2, shall be no less than 1.0 inches.

Figure 3-2: M8541 Positioning on the M107

3.2.5.3. SSDS-IM Positioning: M8541A & M107. With the SSDS installed into the SSDS-IM, attached to the MIL-STD-1913 rail, and positioned as far rearward toward the buttstock as allowable under the constraints specified in 3.2.5.1, the horizontal distance between the rearmost iron sight to stock connection point (Datum Point B) and the lock ring static surface for the M8541A (Datum Point A), as detailed in Figure 3-3, shall be no less than 1.0 inches.

Figure 3-3: M8541A Positioning on the M107

3.2.5.4. Improved Mount Bias: M107. The SSDS-IM shall hold the SSDS at a 0 MOA (+/- 0.2 MOA) downward bias relative to the M107’s MIL-STD-1913 accessory rail.

3.3. Function Attributes

3.3.1. Zero Repeatability. The SSDS-IM and SSDS shall return to the same position within 1 MOA after being detached and reattached to the same rail slot.

3.3.2. Zero Retention: M110. After acquiring initial zero with a 1 MOA extreme spread, the SSDS-IM shall maintain zero within 1 MOA after exposure to 55 rounds of fire while installed in its operational configuration (integrated with a SSDS and mounted on a M110).

3.3.3. Zero Retention: M107. After acquiring initial zero with a 3 MOA extreme spread, the SSDS-IM shall maintain zero within 1 MOA after exposure to 35 rounds of fire while installed in its operational configuration (integrated with a SSDS and mounted on a M107).

3.3.4. Endurance: M110. The SSDS-IM shall be capable of demonstrating the ability to resist gunfire shock effects due to the recoil of the M110 without exhibiting damage, degradation of performance, or loss of functionality.

3.3.5. Endurance: M107. The SSDS-IM shall be capable of demonstrating the ability to resist gunfire shock effects due to the recoil of the M107 without exhibiting damage, degradation of performance, or loss of functionality.

3.3.6. Improved Mount Attachment Method. The SSDS-IM shall cause no damage to the SSDS or MIL-STD-1913 rail during installation or uninstallation.

3.3.6.1. SSDS to SSDS-IM Scope Rings. The mounting procedures to install the M8541/M8541A to the SSDS-IM must be performed using common tools that are resident in the Marine Corps inventory associated to the Military Occupational Specialty 2171 Electro-optics Ordnance Repair.

3.3.6.2. SSDS-IM to MIL-STD-1913 Rail. The mounting procedures to install the SSDS-IM to the MIL-STD-1913 rail shall be performed without the use of tools.

3.3.6.2.1. Tension Adjustment. After mounting the SSDS-IM to the MIL-STD- 1913 rail, the SSDS-IM shall allow the operator to adjust the tension on the clamping mechanism.

3.3.6.2.2. Tension Adjustment Design: Special Tools. The SSDS-IM tension adjustment shall not require the use of a special tool, as defined in 4.1.4.

3.3.6.2.3. Tension Adjustment Design: Location. The SSDS-IM assembly shall not have levers, knobs or locking mechanisms that protrude from the left side of the SSDS-IM.

3.4. Environmental Attributes. The SSDS-IM shall remain operable, without exhibiting performance degradation, in all environmental conditions in which sniper missions are performed.

3.4.1. Operational Temperature Range. The SSDS-IM shall meet all requirements across the operating temperature range of -35o Celsius to +49o Celsius as outlined in MIL-STD-810G, High Temperature, Method 501.6 and Low Temperature, Method 502.6.

3.4.2. Salt Fog. The SSDS-IM shall meet all requirements, without damage or degradation in performance, after exposure to the corrosive effects of salt fog as outlined in MIL-STD-810G, Salt Fog, Method 509.6.

3.4.3. Sand and Dust. The SSDS-IM shall meet all requirements, without damage or degradation in performance, after exposure to sand and dust as outlined in MIL-STD-810G, Sand and Dust, Method 510.6, Procedure I – Blowing Dust.

3.4.4. Transport Vibration. The SSDS-IM, in its shipping configuration, shall meet all requirements after experiencing vibration during normal transportation methods.

3.4.5. Drop Shock. The SSDS-IM, in its unpackaged, uninstalled configuration, shall meet all requirements, without damage or degradation in performance, after performing the procedures outlined in MIL-STD-810G, Shock, Method 516.7, Procedure IV – Transit Drop.

3.4.6. Resistance to Chemicals and Fluids. The SSDS-IM shall withstand the effects caused by contact with common chemicals and fluids, including, but not limited to: CLP, LSA, DEET (N,N-Diethyl-meta-toluamide).

4. Verification

4.1. Inspection Conditions

4.1.1. Temperature. Unless otherwise specified, all inspections shall be performed at a standard room temperature of 23°Celsius ± 10°Celsius.

4.1.2. Atmospheric Pressure. Unless otherwise specified, all inspections shall be performed with an atmospheric pressure of 1013 mbar ± 50 mbar.

4.1.3. Relative Humidity. Unless otherwise specified, all inspections shall be performed at the ambient relative humidity of the test site.

4.1.4. Special Tools. Where specified, special tools are items that: (1) require scheduled calibration, (2) requires specialized training, (3) the vendor does not provide as Stock List-Level-3 items for the SSDS-IM.

4.2. Verification Methods

4.2.1. Analysis (A). Analysis is a method of verification that uses established technical or mathematical models, simulations, algorithms, charts, graphs, or other scientific principles and procedures to provide evidence that stated requirements were met.

4.2.2. Demonstration (D). Demonstration is a method of verification that involves the operation of an item or the system to provide evidence that the required functions were accomplished under the specified conditions. The items may be instrumented and performance monitored.

4.2.3. Inspection (I). Inspection is a method of verification that uses visual examination of the system and associated deliverable items to determine whether they conform to the specified requirements.

4.2.4. Test (T). Testing is a method of verification in which scientific principles and procedures are applied to quantitatively measure or determine the functional capabilities of items.

4.3. Source Selection Testing. Marine Corps Systems Command is responsible for the acquisition of the SSDS-IM. Unless otherwise specified by this Performance Specification, the contract, or purchase order, testing detailed in Table 4-1 will be performed using verification procedures detailed within section 4.4. It is the right of Government to scale back the amount of rounds utilized during zero retention testing based upon the availability of personnel and funding to perform test events on submissions by Industry.

Table 4-1: Verification Matrix

Requirement Description Requirement Paragraph

Verification Paragraph

Verification Method

A D I T

FORM ATTRIBUTES

SSDS-IM FINISH 3.1.1 4.4.1.1 X

IMPROVED MOUNT DESIGN 3.1.2 4.4.1.2 X

WEIGHT 3.1.3 4.4.1.3 X

FIT ATTRIBUTES

SSDS INTEROPERABILITY 3.2.1 4.4.2.1 X

COSINE ANGLE KIT INTEROPERABILITY 3.2.2 4.4.2.2 X

SCOPE HEIGHT 3.2.3 4.4.2.3 X

SSDS-IM POSITIONING: M110 CONFIGURATION

SSDS-IM POSITIONING: M110 MIL-STD-1913 RAIL 3.2.4.1 4.4.2.4.1 X

SSDS-IM POSITIONING: M8541A & M110 3.2.4.2 4.4.2.4.2 X

SSDS-IM POSITIONING: BACK UP IRON SIGHTS & M110 3.2.4.3 4.4.2.4.3 X

IMPROVED MOUNT BIAS 3.2.4.4 4.4.2.4.4 X

SSDS-IM POSITIONING: M107 CONFIGURATION

SSDS-IM POSITIONING: M107 MIL-STD-1913 RAIL 3.2.5.1 4.4.2.5.1 X

SSDS-IM POSITIONING: M8541 & M107 3.2.5.2 4.4.2.5.2 X

SSDS-IM POSITIONING: M8541A & M107 3.2.5.3 4.4.2.5.3 X

IMPROVED MOUNT BIAS 3.2.5.4 4.4.2.5.4 X

FUNCTION ATTRIBUTES

ZERO REPEATABILITY 3.3.1 4.4.3.1 X

ZERO RETENTION: M110 3.3.2 4.4.3.2 X

ZERO RETENTION: M107 3.3.3 4.4.3.3 X

ENDURANCE: M110 3.3.4 4.4.3.4 X

ENDURANCE: M107 3.3.5 4.4.3.5 X

IMPROVED MOUNT ATTACHMENT METHOD 3.3.6 4.4.3.6 X

SSDS TO SSDS-IM SCOPE RINGS 3.3.6.1 4.4.3.6.1 X

SSDS-IM TO MIL-STD-1913 RAIL 3.3.6.2 4.4.3.6.2 X

TENSION ADJUSTMENT 3.3.6.2.1 4.4.3.6.2.1 X

TENSION ADJUSTMENT DESIGN: SPECIAL TOOLS 3.3.6.2.2 4.4.3.6.2.2 X

TENSION ADJUSTMENT DESIGN: LOCATION 3.3.6.2.3 4.4.3.6.2.3 X

ENVIRONMENTAL ATTRIBUTES

OPERATIONAL TEMPERATURE RANGE 3.4.1 4.4.4.1 X

SALT FOG 3.4.2 4.4.4.2 X

SAND AND DUST 3.4.3 4.4.4.3 X

TRANSPORT VIBRATION 3.4.4 4.4.4.4 X

DROP SHOCK 3.4.5 4.4.4.5 X

RESISTANCE TO CHEMICALS AND FLUIDS 3.4.6 4.4.4.6 X

4.4. Verification Procedures

4.4.1. Form Attributes

4.4.1.1. SSDS-IM Finish. Compliance with 3.1.1 shall be verified by analysis of paint OEM Technical Data Sheets for compliance with MIL-STD-171F.

4.4.1.2. Improved Mount Design. Compliance with 3.1.2 shall be verified by visual inspection.

4.4.1.3. Weight. Compliance with 3.1.3 shall be verified by weighing the SSDS-IM with a calibrated scale.

4.4.2. Fit Attributes

4.4.2.1. SSDS Interoperability. Compliance with 3.2.1 shall be verified by demonstration.

4.4.2.2. Cosine Angle Kit Interoperability. Compliance with 3.2.2 shall be verified by demonstration.

4.4.2.3. Scope Height. Compliance with 3.2.3 shall be verified by inspection. The testers shall average two height measurements: one from the top of the MIL-STD-1913 rail to the centerline of the SSDS eyepiece, and one from the top of the MIL-STD-1913 rail to the centerline of the objective lens.

4.4.2.4. SSDS-IM Positioning: M110 Configuration

4.4.2.4.1. SSDS-IM Positioning: M110 MIL-STD-1913 Rail. Compliance with

3.2.4.1 shall be verified by inspection. Testers shall mount the SSDS-IM into the M110 MIL-STD-1913 and confirm that the SSDS-IM is not utilizing the recoil grooves detailed in 3.2.4.1 when following compliance procedures detailed in 4.4.2.4.2 and 4.4.2.4.3.

4.4.2.4.2 SSDS-IM Positioning: M8541A & M110. Compliance with 3.2.4.2 shall be verified by inspection. A micrometer shall be used to measure the minimum horizontal distance between the appropriate datum points.

4.4.2.4.3. SSDS-IM Positioning: Back Up Iron Sights & M110. Compliance with 3.2.4.3 shall be verified by inspection.

4.4.2.4.4. Improved Mount Bias. Compliance with 3.2.4.4 shall be verified with the use of a collimator to measure the angle between the centerline of the scope and the MIL-STD-1913 accessory rail.

4.4.2.5. SSDS-IM Positioning: M107 Configuration

4.4.2.5.1. SSDS-IM Positioning: M107 MIL-STD-1913 Rail. Compliance with

3.2.5.1 shall be verified by inspection. Testers shall mount the SSDS-IM onto the M107’s MIL-STD-1913 rail and confirm that the SSDS-IM is not utilizing the recoil grooves detailed in 3.2.5.1 when following compliance procedures detailed in 4.4.2.5.2 and 4.4.2.5.3.

4.4.2.5.2. SSDS-IM Positioning: M8541 & M107. Compliance with 3.2.5.2 shall be verified by inspection. A micrometer shall be used to measure the minimum horizontal distance between the appropriate datum points.

4.4.2.5.3. SSDS-IM Positioning: M8541A & M107. Compliance with 3.2.5.3 shall be verified by inspection. A micrometer shall be used to measure the minimum horizontal distance between the appropriate datum points.

4.4.2.5.4. Improved Mount Bias. Compliance with 3.2.5.4 shall be verified with the use of a collimator to measure the angle between the centerline of the scope and the MIL-STD-1913 accessory rail.

4.4.3. Function Attributes

4.4.3.1. Zero Repeatability. Compliance with 3.3.1 shall be verified by test. Testers shall install the SSDS-IM in its operational configuration with the M110/M107. Testers shall install the M110/M107 into a test firing bench. Testers shall view a target through the SSDS and record the Point of Aim. Testers shall uninstall the SSDS-IM (with the SSDS still attached) from the M110/M107 MIL-STD-1913 rail. Testers shall install the SSDS-IM onto the same rail position and verify that the Point of Aim did not move.

4.4.3.2. Zero Retention: M110. Compliance with 3.3.2 shall be verified by demonstration. Marines shall install the SSDS-IM in its operational configuration. Marines shall obtain Point of Aim through the SSDS and Point of Impact by test firing twenty rounds at a man-sized target positioned 100 yards away. Without altering SSDS and SSDS-IM configuration, the SSDS-IM shall undergo a short course of fire where the Marine will fire ten rounds at 500 yards, 800 yards, and 1,000 yards. Marines shall re-obtain Point of Aim the SSDS and Point of Impact by test firing five rounds at a man-sized target positioned 100 yards away. Testers will analyze Points of Aim and Points of Impact and determine if zero shifted by more than 1 MOA.

4.4.3.3. Zero Retention: M107. Compliance with 3.3.3 shall be verified by demonstration. Marines shall install the SSDS-IM in its operational configuration. Marines shall obtain Point of Aim through the SSDS and Point of Impact by test firing ten rounds at a vehicle-sized target positioned 300 yards away. Without altering SSDS and SSDS-IM configuration, the SSDS-IM shall undergo a short course of fire where the Marine will fire twenty rounds at 1,000 yards. Marines shall re-obtain Point of Aim the SSDS and Point of Impact by test firing five rounds at a vehicle-sized target positioned 300 yards away. Testers will analyze Points of Aim and Points of Impact and determine if zero shifted by more than 1 MOA.

4.4.3.4. Endurance: M110. Compliance with 3.3.4 shall be verified by demonstration. The SSDS-IM shall be inspected for damage, degradation of performance, and loss of functionality after performing the course of fire detailed in 4.4.3.2.

4.4.3.5. Endurance: M107. Compliance with 3.3.5 shall be verified by demonstration. The SSDS-IM shall be inspected for damage, degradation of performance, and loss of functionality after performing the course of fire detailed in 4.4.3.3.

4.4.3.6. Improved Mount Attachment Method. Compliance with 3.3.4 shall be verified by inspection.

4.4.3.6.1. SSDS to SSDS-IM Scope Rings. Compliance with 3.3.4.1 shall be verified by demonstration.

4.4.3.6.2 SSDS-IM to MIL-STD-1913 Rail. Compliance with 3.3.4.2 shall be verified by demonstration.

4.4.3.6.2.1. Tension Adjustment. Compliance with 3.3.4.2.2 shall be verified by demonstration.

4.4.3.6.2.2. Tension Adjustment Design: Special Tools. Compliance with

3.3.4.2.3 shall be verified by demonstration.

4.4.3.6.2.3. Tension Adjustment Design: Location. Compliance with 3.3.4.2 shall be verified by inspection.

4.4.4. Environmental Attributes

4.4.4.1. Operational Temperature Range. Compliance with 3.4.1 shall be verified by test procedures outlined in MIL-STD-810G, High Temperature, Method 501.6, Procedure II – Operation, Conditions (1) and (2) and MIL-STD- 810G, Low Temperature, Method 502.6, Procedure II – Operation. For Condition (1), testers shall utilize Ambient Air Conditions detailed in Table 501.6-III for three cycles, with the SSDS-IM integrated with a MIL-STD-1913 Test Rail.

For Condition (2), testers shall perform the test at 49oC for 3 hours, with the SSDS-IM integrated with a MIL-STD-1913 Test Rail.

4.4.4.2. Salt Fog. Compliance with 3.4.2 shall be verified by test procedures detailed in MIL-STD-810G, Salt Fog, Method 509.6.

4.4.4.3. Sand and Dust. Compliance with 3.4.3 shall be verified by test procedures outlined in MIL-STD-810G, Sand and Dust, Method 510.6, Procedure I

– Blowing Dust.

4.4.4.4. Transport Vibration. Compliance with 3.4.4 shall be verified by test procedures outlined in MIL-STD-810G, Vibration, Method 514.7, Procedure II – Loose Cargo Transportation.

4.4.4.5. Drop Shock. Compliance with 3.4.5 shall be verified by test procedures outlined in MIL-STD-810G, Shock, Method 516.7, Procedure IV – Transit Drop. The procedure shall follow the Unpackaged Handling Scenario for infantry and man-carried equipment, with one standard one meter drop, for each orientation; flat bottom, left end, right end, bottom right end edge, and top left edge.

4.4.4.6. Resistance to Chemicals and Fluids. Compliance with 3.4.6 shall be verified by applying the specified chemicals and fluids to the surface of the design solution and allowing it to rest for a period of at least four hours.

After the rest period has expired, the design solution shall be washed and inspected for damage or loss of functionality.

5. Packaging. The packaging requirements shall be as specified in the contract or order.

6. Notes

6.1. Definitions

6.1.1. Damage. Damage is defined as a degradation of the item’s structural integrity, operational failure, or malfunction including but not limited to:

brittleness, cracking, corrosion, or failure of any finish, adhesive, coating, material, hardware, or fasteners; dents, cracks or breakage of any component.

6.1.2. Degradation of performance. Degradation of performance is defined as a cumulative change of the measured level of performance which can result in the system no longer meeting specified requirements. Cumulative change is that change which occurs either during, or as a result of, any one test or series of tests.

6.1.3. Shall and should. Per MIL-STD-961E the use of the word, “shall” denotes mandatory (threshold) levels of performance. The use of the word “should” denotes desired (objective) levels of performance.