Attachment 0008 Contract Addendum Quality Assurance Requirements.docx

17 June 2020

CONTRACT ADDENDUM

QUALITY ASSURANCE REQUIREMENTS

ARDEC 367 REQ Selection #1.

GOVERNMENT PROCUREMENT QA ACTIONS: INSPECTION

Government Procurement Quality Assurance (PQA) actions will be accomplished by the Government Quality Assurance Representative (QAR) at: Contractor's Facility

ARDEC 367 REQ Selection #2.

GOVERNMENT PROCUREMENT QA ACTIONS: ACCEPTANCE

Acceptance of supplies will be at: Contractor's Plant The Government's acceptance of FATR (if required) will be at: Destination

ARDEC 367 REQ Selection #12.

REWORK AND REPAIR OF NONCONFORMING MATERIAL

a. Rework and Repair are defined as follows:

(1) Rework - The reprocessing of nonconforming material to make it conform completely to the drawings, specifications or contract requirements.

(2) Repair - The reprocessing of nonconforming material in accordance with approved written procedures and operations to reduce, but not completely eliminate, the nonconformance. The purpose of repair is to bring nonconforming material into a usable condition. Repair is distinguished from rework in that the item after repair still does not completely conform to all of the applicable drawings, specifications or contract requirements.

b. Rework procedures along with the associated inspection procedures shall be documented by the Contractor and submitted to the Government Quality Assurance Representative (QAR) for review prior to implementation. Rework procedures are subject to the QAR's disapproval.

c. Repair procedures shall be documented by the Contractor and submitted on a Request for Variance, DD Form 1694, to the Contracting Officer for review and written approval prior to implementation.

d. Whenever the Contractor submits a repair or rework procedure for Government review, the submission shall also include a description of the cause for the nonconformances and a description of the action taken or to be taken to prevent recurrence.

e. The rework or repair procedure shall also contain a provision for reinspection which will take precedence over the Technical Data Package requirements and shall in addition, provide the Government assurance that the reworked or repaired items have met reprocessing requirements.

ARDEC 367 REQ Selection #13.

QUALITY POST AWARD

Post Award Conference (definition) - A first meeting of key Contractor/Government players. This conference is to assure a clear and mutual understanding of the contract between the Government and contractor. The Post Award conference includes discussions on contract terms, conditions and requirements, line items and sequence of events needed for successful execution of the subject contract effort.

The contractor shall host a post award conference/meeting at the contractor’s facility to include contractor and government contracting, management, quality assurance and technical personnel no later than 30 calendar days after contract award. The contractor shall participate with the government to arrange a schedule and agenda for the post award conference prior to the meeting. The contractor shall provide the government with minutes of the post award meeting (DI-ADMN-81505 tailored (CDRL A010)).

ARDEC 367 REQ Selection #14.

MEASUREMENT SYSTEM EVALUATION (MSE)

(a) Definitions. This paragraph defines specific terms utilized throughout the rest of the addendum and in the accompanying Contract Data Requirements List (CDRL) and Data Item Description (DID) (DI-QCIC-81960). This aids in clarifying the MSE requirements to Government and contractor personnel.

(1) Acceptance Inspection Equipment (AIE). All equipment (includes AAIE defined below), special and standard, including dimensional gages, measuring equipment, test fixtures, electronic and physical test equipment, and other test equipment used for examination and test of a product to determine conformance to the Technical Data Package (TDP) which may include drawings and specifications (e.g., Detail, Performance, Weapon specifications, and QAPs).

(2) Automated Acceptance Inspection Equipment (AAIE). AIE in which the inspection and acceptance determination of the product is performed, in whole or in part, in an automatic manner.

(3) Contractor Inspection Equipment. Government-approved equipment utilized by the contractor to perform examination and tests to assure conformance to contract requirements.

(4) Commercial Inspection Equipment. Industry-developed inspection equipment of universal application, without limitations to a specific part or item, which is advertised or cataloged as available to the trade or to the public on an unrestricted basis at an established price. Examples follow:

(i) Standard Test Equipment. Multi-usage equipment that is specific to a function rather than to an item. It includes such items as hardness testers, tensile strength testers, meters, weighing devices, standard gear testers, ohmmeters, voltmeters, and oscilloscopes.

(ii) Standard Measuring Equipment (SME). Multipurpose equipment and standards used for performing measurements. It includes such items as micrometers, rulers, tapes, height gages, and protractors, etc. Standards include visual inspection equipment such as scratch and dig standards, surface finish comparator, color standards (FED-STD-595), etc.

(5) Nondestructive Testing. The development and application of technical methods to examine materials or components in ways that do not impair future usefulness and serviceability in order to detect, locate, measure and evaluate flaws; to assess integrity, properties and composition; and to measure geometrical characteristics. NDT includes Radiography/Radioscopic, Ultrasonic, Eddy Current, Magnetic Particle, and Liquid Penetrant.

(6) Measurement System Analysis (MSA). Per ASTM E2782 (Standard Guide for MSA), paragraph 3.1.7, MSA is any of a number of specialized methods useful for studying a measurement system and its properties.

(b) Scope. This addendum establishes requirements for design, supply, performance, and maintenance of AIE used for product inspection and acceptance. In addition, this addendum establishes requirements for the preparation, submission, and approval of AIE documentation.

(c) AIE. The contractor shall provide all AIE necessary to ensure conformance of components and end-items to contract requirements. AIE shall include inspection, measuring, and test equipment whether Government furnished or contractor furnished (including commercially acquired) along with the necessary specifications and procedures for their use (see ISO 10012, paragraph 6.2.1). The AIE shall not create or conceal defects on the product being inspected. All AIE documentation shall contain sufficient information to permit evaluation of the AIE’s ability to test, verify, and/or measure the applicable characteristics or parameters (see DI-QCIC-81960).

(d) AIE Designs & Government Furnished Gages. AIE designs are of two types – Government designs (see d.1) and contractor designs (see d.2). When applicable, Government designs or Government furnished gages are designated in the TDP/contract; responsibility for all other AIE is assigned to the contractor. The designs, associated inspection procedures, and theory of operation shall have the level of detail to demonstrate capability of the proposed AIE to perform the required inspection.

(1) Government AIE Designs. Government AIE designs may consist of detailed drawings necessary for the fabrication and use of the AIE. Unless otherwise specified, the contractor may submit alternate or modified contractor designs of Government AIE designs.

(2) Contractor AIE Designs. Contractor AIE design drawings shall meet the requirements of ASME Y14.100, ASME Y14.5 and ASME Y14.43 and may include commercial inspection equipment. [“Commercial inspection equipment” is defined as shown in paragraph a.4 above. It shall be fully described by catalog listings or other means which provide sufficient information to permit identification and evaluation by the Government and may include illustrations and engineering data.] Designs shall be submitted for any special fixture(s) to be used. Unless otherwise specified, Gage Tolerancing Policy shall be in accordance with ASME Y14.43, “Absolute Tolerancing (Pessimistic Tolerancing).”

(3) Visual Inspection. Visual inspection standards used for the acceptance/rejection of product shall be submitted for approval.

(e) AIE Package Submittals. The contractor shall prepare the AIE package submittal in accordance with DI-QCIC-81960 (CDRL A004). In addition, the contractor shall adhere to the following requirements:

(1) Designs for Approval. Contractor designs and/or the submission for the use of Government designs shall be approved by the Government. Partial submission of AIE designs is permissible in order to expedite the approval process; however, the response date for design review will be based on the date of the final complete submission of designs.

(2) Correspondence in English. The contractor shall ensure all AIE correspondence and documentation are submitted in English.

(3) Units of Measurement. The units of measurement within the AIE package submittal shall be consistent with the requirements of the Technical Data Package (TDP).

(4) AIE Flow Down. The contractor shall flow down AIE requirements to sub-contractors at any tier who are performing acceptance inspections.

(f) Characteristics for Inspection. AIE documentation for Critical, Special, and Major characteristic inspections shall be submitted to the Government for approval in accordance with (IAW) DI-QCIC-81960 (CDRL A004). AIE for Minor characteristic inspections shall be submitted to the Government for approval IAW CDRL (DI-QCIC-81960) and as required below:

☐ (1) Listed Minor (characteristics displayed on specifications and/or drawings

☐ (2) Government selected list (as attached or as provided herein)

☒ (3) Not submitted

(g) Automated Acceptance Inspection Equipment. The AAIE shall accept only conforming material. All characteristics requiring AAIE per the TDP shall utilize inspection equipment with a minimum demonstrated reliability of 99.8% at a 90% confidence level to detect non-conforming material unless otherwise specified below.

(1) Reliability of n/a% at a n/a% Confidence Level for Critical/Special Characteristics

(2) Reliability of n/a% at a n/a% Confidence Level for Major Characteristics

(3) For inspection of major and minor characteristics where contractor utilizes AAIE when it is not required by the TDP, the AAIE package shall be submitted to the Government for approval. If the Minor characteristic is not listed in paragraph f.2 or not required for submittal in paragraph f.3, then the AAIE requirements (e.g., verification, calibration, prove-out, etc.) of the inspection shall still be performed.

(4) All AAIE packages submitted to the Government for approval shall be in accordance with MIL-A-70625 (Automated Acceptance Inspection Equipment Design, Testing and Approval of). Furthermore, the contractor shall be responsible for producing the acceptance and rejection verification standards/masters representative of the characteristics the AAIE is designed to inspect. The verification standards and frequency of use require Government approval prior to use. When verification standards are used for the VL-VII “sampling plan” per MIL-STD-1916 paragraph 4.4, verification standards and frequency of use shall require Government approval prior to use.

(5) If the AAIE accepts a critical characteristic “reject” standard the contractor shall notify the Government and act in accordance with paragraph f of the Critical Characteristic Control Addendum. In addition, if the AAIE accepts a major and/or minor characteristic “reject” standard the contractor shall act in accordance with paragraph 8.3 of ISO 10012 or paragraph 5.2.3 of ANSI/NCSL Z540.3.

(6) All AAIE shall be required to pass a Government-approved Acceptance (Prove-Out) Test. The contractor shall conduct this test per the approved test plan and shall submit a test analysis report for approval. See applicable CDRL (DI-QCIC-81960). This test shall be performed at the contractor’s facilities who’s manufacturing system has had the AAIE fully integrated and calibrated as per paragraph (j) of this addendum. The contractor shall allow Government personnel access to this facility and unobstructed monitoring of this test.

(7) The contractor shall notify the Government prior to a modification and/or relocation of the Government-approved AAIE. The modified AAIE designs shall be submitted for approval. The modified and/or relocated AAIE shall require submission of the acceptance test plan (prove-out) and results for review and approval prior to use. The modified and/or relocated AAIE shall be in accordance with paragraphs (g)(1) – (g)(6).

(h) Measurement System Analysis (MSA). The contractor is responsible to ensure all AIE is, at a minimum, stable, repeatable, and reproducible for all characteristics. Refer to ASTM E2782 and/or AIAG MSA for guidance. The contractor shall provide objective evidence, including the MSA assessment plan, associated data, and analysis, which demonstrates the AIE is, at a minimum, stable, repeatable, and reproducible for the following characteristics (MSA CDRL):

Approval of submitted MSA(s) must be granted before the corresponding AIE can be used or continue to be used for acceptance of product. If at any time following approval of the AIE and MSA the AIE is disapproved, then the MSA shall be disapproved. After the resubmitted AIE is approved, the MSA shall be conducted on the approved AIE and resubmitted for approval.

(i) Robust AIE System. The contractor shall ensure the AIE and its use is not negatively affected by any manufacturing/inspection environmental stimuli including, but not limited to production rate, noise, temperature, humidity, and vibration.

(j) AIE Calibration and Verification. The calibration system shall be in accordance with ISO 10012 or ANSI/NCSL Z540.3. All AIE shall be subjected to scheduled calibration intervals to ensure that the equipment will accept only conforming product and reject all non-conforming product for the duration of the approved calibration period. AIE shall be subjected to periodic verification to ensure that the equipment will continue to accept and reject product with the same consistency as it did at the time of its previous calibration.

(k) Nondestructive Testing (NDT). Contractor shall submit detailed plans for qualifying and certifying NDT personnel and plans for qualification and ongoing use of NDT methods used for inspecting product. If re-qualification of NDT personnel and/or NDT methods is required, then the applicable plans shall be submitted.

(1) Personnel performing NDT examinations shall be qualified and certified in accordance with the standard practices prescribed by NAS 410 (NAS Certification & Qualification of NDT Personnel), ANSI/ASNT-CP-189 (ASNT Standard for Qualification and Certification of NDT Personnel), or SNT-TC-1A (Recommended Practice for Personnel Qualification and Certification in NDT), and additional procedures that may be identified by the Government. Acceptance of product using NDT shall be performed by personnel at a level of qualification consistent with that defined in the applicable standard.

(2) The NDT method(s) shall be applied in accordance with ASTM E 543 (Standard Specification for Agencies Performing Nondestructive Testing) and the current nationally recognized standard practices appropriate to the NDT method(s) employed, such as ASTM E-1742 (Standard Practice for Radiographic Examination) and SAE-AMS-STD-2154 (Inspection, Ultrasonic, Wrought Metals, Process For). Each application technique shall identify the standard(s) utilized. Non-destructive testing includes, but is not limited to, the following types of testing: Radiography/Radioscopic, Ultrasonic, Eddy Current, Magnetic Particle, and Liquid Penetrant.

(l) Contractor Alternate Inspection Method(s), Modifications and/or Relocation of AIE (Non-Automated) After Government Approval. If the contractor proposes an alternate inspection method and/or modifies the AIE design(s) affecting hardware, software, or procedures after Government approval the intended change(s) shall be submitted to and approved by the Government prior to implementation. If an AIE is relocated and the relocation risks the integrity of the inspection system, notify the Government to determine information needed to assess impact to AIE. See CDRL (DI-QCIC-81960).

(m) Responsibility for AIE Package Submittal. The contractor shall submit the AIE design documentation package within contractual timeframes per CDRL (DI-QCIC-81960). The Government will provide approval or disapproval within the timeframe specified in the CDRL. Disapproval of the AIE package will require re-submittal and subsequent Government review in accordance with the CDRL requirements. The AIE package and any required prove-outs must be approved prior to First Article (FA) (if required) or production start-up if FA is not required.

(n) Government’s Right to Disapprove AIE. The Government reserves the right to revoke approval of any AIE that is not satisfying the required acceptance criteria at any time during the performance of this contract. See CDRL (DI-QCIC-81960).

(o) Navy Furnished Gages. When gages are listed in paragraph o.9 below, the Navy Special Interface Gage (NSIG) Requirement paragraphs o.1 – o.8 shall be satisfied.

(1) The NSIG(s) are provided for verification of selected interface dimensions and do not constitute sole acceptance criteria of production items or relieve the contractor of meeting all drawing/specification requirements under the contract.

(2) The contractor is responsible for contacting the Naval Surface Warfare Center (NSWC), Corona Division at least 45 days prior to FAT (if required) or production, for the delivery of NSIG(s).

(3) NSIG(s) will be forwarded to the contractor for joint use by the Government and the contractor. Government furnished NSIG(s) shall not be used by the contractor(s) or subcontractor(s) as in-process or working gage(s).

(4) For production items that fail to be accepted by the applicable NSIG(s), an alternate inspection method may be submitted for approval.

(5) The contractor may substitute contractor designed and built AIE for the NSIG(s) noted in paragraph (o.9) below. However, the designs require Government (Navy) approval and the contractor AIE hardware requires Government (Navy) certification. AIE designs shall be submitted in accordance with CDRL (DI-QCIC-81960).

(6) The Government (Navy) shall not be responsible for discrepancies or delays in production items resulting through misuse, damage or excessive wear to the NSIG(s).

(7) Calibration and repair of the NSIG(s) shall only be performed as authorized by the NSWC Corona Division. Repair is at no cost to the contractor unless repair is required due to damage to the gages resulting from contractor fault or negligence. Damaged, worn, or otherwise unserviceable NSIG(s) shall be brought to the immediate attention of the CAO and NSWC Corona Division. The contractor shall not make any adjustments, alterations or add permanent markings to NSIG(s) hardware unless specified by the NSIG operating instructions or authorized by the NSWC Corona Division.

(8) Within 45 calendar days after final acceptance of all production items, the NSIG(s) shall be shipped to NSWC Corona Division, ATTN: Receiving Officer, Bldg 575, Gage Laboratory, 1999 Fourth St., Norco, CA 92860-1915. The following shipping and marking specifications are applicable:

(i) Shipping, MIL-STD-2073, "DOD Standard Practice for Military Packaging"

(ii) Marking, MIL-STD-129, "Marking for Shipment and Storage".

(9) The following NSIG(s) shall be provided and are mandatory for use except as noted by paragraph (o.5) above.

ARDEC 367 REQ Selection #17.

GOVERNMENT FURNISHED AMMUNITION

a. Ammunition has been programmed to support contractual test requirements as follows:

(1) Rounds: TBD

(2) Cartridges: 7.62 MM M80A1 Ball, Linked & 7.62 MM M60 HPT

(3) National Stock Number: 1305-01-598-5913 & 1305-00-580-0131

(4) Department of Defense Identification Code: AB79 & A129

b. Requests for all ammunition shall be submitted electronically to the contract specialist on DD Form 1348 no later than 90 days prior to desired delivery dates. The completed request may be submitted via electronic mail to the contract specialist, and usarmy.detroit.tacom.mbx.ilsc-mca@mail.mil.

c. The contractor shall be responsible for reporting on the status of ammunition expenditures throughout the life of the contract as follows:

(1) Monthly Reports: See Contract Section C, SOW, Para C.4.

(2) No later than 30 days after completion of the contract, the contractor shall report to the Contracting Officer on the remaining ammunition IAW DI-MGMT-80438B (CDRL A011). The contractor shall request disposition instructions for the remaining ammunition. The contractor shall execute the disposition instructions and provide confirmation to the Contracting Officer.

d. The contractor shall furnish a copy of the above ammunition reports and disposition requests to the cognizant Defense Contract Management Agency (DCMA) Quality Assurance Representative (QAR) and to the Government Furnished Material/Management Control Activity (GFM/MCA) (CDRL A011).

ARDEC 367 REQ Selection #20.

FIRST ARTICLE TEST (CONTRACTOR TESTING)

a. The first article inspection sample shall consist of five (5) of all piece parts, sub-assemblies, and/or completed assemblies, and ten (10) complete M240L weapon systems, as applicable. The first article shall be examined and tested in accordance with contract requirements, the item specification(s), Quality Assurance Provisions (QAPs), approved ECPs, approved RFVs, and all drawings listed in Technical Data Packages 118262990, 12976814, 11826175, 12977099, 13008366, and 11826080, as applicable. The Contractor shall submit a FAT plan for the performance testing requirements on the complete weapon systems (DI-NDTI-81307A (CDRL A009)) for Government approval.

b. The first article shall be representative of items to be manufactured using the same processes and procedures and at the same facility as contract production. All parts and materials, including packaging and packing, shall be obtained from the same source of supply as will be used during regular production. All components, subassemblies, and assemblies in the first article sample shall have been produced by the Contractor (including subcontractors) using the applicable technical data package.

c. The first article shall be inspected and tested by the contractor for all requirements of the drawing(s), the QAPs, and specification(s) referenced thereon, except for:

(1) Inspections and tests contained in material specifications provided that the required inspection and tests have been performed previously and certificates of conformance are submitted with the First Article Test Report.

(2) Inspections and tests for Military Standard (MS) components and parts provided that inspection and tests have been performed previously and certifications for the components and parts are submitted with the First Article Test Report.

(3) Corrosion resistance tests over 10 days in length provided that a test specimen or sample representing the same process has successfully passed the same test within 30 days prior to processing the first article, and results of the tests are submitted with the First Article Test Report.

(4) Life cycle tests over 10 days in length provided that the same or similar items manufactured using the same processes have successfully passed the same test within 1 year prior to processing the first article and results of the tests are submitted with the First Article Test Report.

(5) Onetime qualification tests, which are defined as a one-time on the drawing(s), provided that the same or similar item manufactured using the same processes has successfully passed the tests, and results of the test are on file at the contractor's facility and certifications are submitted with the First Article Test Report.

d. Those inspections which are of a destructive nature shall be performed upon additional sample parts selected from the same lot(s) or batch(es) from which the first article was selected.

e. A First Article Test Report shall be compiled by the contractor (DI-NDTI-80809B, Tailored (CDRL A007)) documenting the results of all inspections and tests (including supplier's and vendor's inspection records and certifications, when applicable). The First Article Test Report shall include actual inspection and test results to include all measurements, recorded test data, and certifications (if applicable) keyed to each drawing, specification and QAP requirement and identified by each individual QAP characteristic, drawing/specification characteristic and unlisted characteristic. Evidence of the QAR's verification will be provided. Additionally, the Contractor shall prepare a Certification/Data Report (DI-MISC-80678, Tailored (CDRL A008)).

f. Notwithstanding the provisions for waiver of first article, an additional first article sample or portion thereof, may be ordered by the Contracting Officer in writing when (i) a major change is made to the technical data, (ii) whenever there is a lapse in production for a period in excess of 90 days, or (iii) whenever a change occurs in place of performance, manufacturing process, material used, drawing, specification or source of supply. When conditions (i), (ii), or (iii) above occurs, the Contractor shall notify the Contracting Officer so that a determination can be made concerning the need for the additional first article sample or portion thereof, and instructions provided concerning the submission, inspection, and notification of results. Costs of the additional first article testing resulting from any of the causes listed herein that were instituted by the contractor and not due to changes directed by the Government shall be borne by the Contractor.

ARDEC 367 REQ Selection #27.

PERFORMANCE VERIFICATION TESTING (GOVERNMENT)

a. Subsequent to completion of both contractor and Government inspection/verification actions, a test sample consisting of 10 each M240L weapon systems and Receivers from the initial production and, at Government discretion, 10 each M240L weapon systems and Receivers from select production lots throughout the life of the contract, shall be selected by the Government Quality Assurance Representative (QAR) for Initial Production testing or Production Comparison testing, respectively.

b. The test sample(s), to include all basic issue items (and, if applicable, any PVT Spare Part Package listed in Section B of this contract), shall be packaged and packed in accordance with contract requirements. The test sample(s) shall be appropriately marked, to include the drawing/part number, the contract number, the name of the contractor, and the contract Administration Office. The test sample(s) shall be shipped Free on Board (FOB) Destination to the location designated below unless transportation protective service or transportation security is required (by other provision of this contract); if transportation protective service and/or transportation security is required, the test sample(s) shall be shipped FOB origin on a Government Bill of Lading (GBL). A copy of the contractor's inspection/test results shall be provided with the test sample(s). The test sample(s) and accompanying Material Inspection and Receiving Report (DD Form 250) shall be marked FOR INITIAL PRODUCTION TESTING or FOR COMPARISON TESTING as applicable. Two copies of the DD Form 250 shall be forwarded to the Contracting Officer. Shipping Destination: U.S. Army Aberdeen Test Center, Shipping and Receiving, Building 358, 6850 Lanyard Rd., Aberdeen Proving Ground, MD 21005-5059, Mark For: Larry Overbay, (410) 278-4612, DODAAC - W81C5M.

c. The test sample shall be examined and/or tested by the Government in accordance with the M240 Initial Production Detailed Test Plan.

d. Within 90 days after receipt of the test sample at the Government facility, the Contracting Officer shall provide written notification to the Contractor as to the approval, disapproval, or conditional approval of the performance verification test. Unless authorized by the Contracting Officer, the lot from which the test sample was taken (and any subsequent lots) shall not be shipped from the Contractor's facility, nor shall final acceptance of the lot be make, until such time as notification has been provided by the Contracting Officer that the Performance Verification Test samples have been approved/conditionally approved.

e. If the Contracting Officer does not provide notification of the approval, conditional approval, or disapproval of the performance Verification Test sample within the time specified above, the Contracting Officer shall, if applicable, equitably adjust the delivery/performance dates and/or contract price (and any other contractual provision affected by such delay) in accordance with the procedures provided in the Changes clause of this contract.

f. If any test sample fails to meet any applicable contractual requirements, the lot or batch from which the test sample was drawn shall be considered to be rejected. The contractor shall take immediate corrective action, both to correct the deficiency/nonconformance and to prevent recurrence of such deficiency/nonconformance. Such corrective action shall be taken by the contractor at no increase in contract price. Such corrective action shall apply to all items (to include basic issue items and/or repair parts) either in-process of final assembly, which have been produced or are in production since the last successful Performance Verification Test. In addition, the provisions of any warranty clause contained in the contract shall apply. Upon completion of the corrective action, the contractor shall resubmit a sample for Performance Verification testing. Any and all costs associated with testing the additional Performance Verification Test sample shall be borne by the contractor. The Contracting Officer shall equitably adjust the contract price as applicable for the costs associated with the additional testing resulting from failure of the test sample to meet the applicable contractual requirements.

g. If the contractor fails to deliver any Performance Verification Test sample or PVT Spare Part Package called out within any applicable Delivery Order within the time specified, or if the test sample is disapproved and an acceptable replacement is not provided within the time specified, the contractor shall be deemed to have failed to make delivery within the meaning of the Default clause of this contract.

h. Unless otherwise specified, the initial production/ confirmatory test units shall be considered to be destructively tested. At the Contracting Officer's discretion, the initial production/confirmatory test units, and any unused repair parts, may be returned to the contractor for refurbishing, and may subsequently be shipped as deliverable items under the terms of the contract. Any refurbished test units shall meet all contract requirements; inspection and acceptance of any refurbished test units shall be conducted in accordance with contract requirements. Any costs to refurbish the test units shall be subject to negotiation between the contracting Officer and the contractor.

END OF CONTRACT ADDENDUM, QUALITY ASSURANCE REQUIREMENTS.