ARMY MIL-P-70452 C-1991 PRIMER ELECTRIC M125 METAL PARTS FOR《M125电引物用金属部件》.pdf

1、MIL-P-70452C 33 = 9999906 0530407 T Beneficial comments (recommendations, additions, deletions) and any pertinent data which may be of use in improving this document should be addressed to: Commander, U.S. Army Armament Research and Development Center, Attn: AMSMC-QA, Picatinny Arsenal, New Jersey 0

2、7806-5000 by using the self-addressed Standardization Document Improvement Proposal (DD Form 1426) appearinq at the end of this document or by letter. L 1INc”DI MIL-P-70452C (AR) 20 JULY 1991 SUPERSEDING MIL-P-70452B (AR) 10 JULY 1985 MILIT#RY SPECIFICATION PRIMER, ELECTRIC, M125 METAL PARTS FOR Thi

3、s specification is approved for use by the U.S. Army Armament Munitions and Chemical Command, and is available for use by all Departments and Agencies of the Department of Defense. 1.0 SCOPE 1.1 -: This specification covers the requirements and quality assurance provisions for the metal parts for th

4、e Primer, Electric M125. 2.0 APPLICABLE DOCUMENTS 2.1 Go vernment documenIs. 2.1.1 Spec. ifications, Sta ndards, a nd ha ndbooks . - Unless otherwise specified, the following specifications, standards, and handbooks of the issue of the Department of Defense Index of Specifications and Standards (DoD

5、ISS) specified in the solicitation form a part of this specification to the extent specified herein. MSC N/A FSC- 1315 Distr ibution Stateme nt A : unlimited. Approved for public release; distribution is Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-

6、,-SPECIFICATIONS MILITARY MIL-A-48078 Ammunition, Standard Quality Assurance Provision, General Specification for STANDARDS MILITARY MIL-STD-105 Sampling Procedures and Tables for Inspection, by Attributes MIL-STD-1169 Packaging, Packing and Marking for Shipment of Inert Ammunition Components MIL-ST

7、D-1235 Single and Multiple Continuous Sampling Procedures and Tables for Inspection by Attribut es OTHER ASTM E-3 Metals Handbook (Volume 7) 2.1.2 Szh-ment documents dra winas and publicaLiong . - The following Government documents, drawings and publications form a part of this specification to the

8、extent specified herein. DRAWINGS (See 6.4) U.S. ARMY ARMAMENT RESEARCH AND DEVELOPMENT CENTER (ARDC 8839509 Retainer 8839514 Closing Disc 9327341 Liner 9327342 Plug, Closing 12525016 Primer, Electric, M125 12525018 Body 12525019 Head, Primer 12525631 Tip, Primer (Copies of specifications, standards

9、, drawings and publications required by suppliers in connection with specific procurement functions should be obtained from the procuring activity or as directed by the contracting officer. ) 2 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-P-70

10、452C 13 9999906 05l10409 3 = 2.2 Wer of precedence. - In the event of a conflict between the text of this specification and the reference specifications cited herein, the text of this specification shall take precedence. 3.0 REQUIREMENTS 3.1 Material . - Materials shall be in accordance with applica

11、ble drawings and specifications. 3.2 Metal pa rts CO moonent s. - The metal parts components shall comply with all requirements specified on applicable drawings and specifications referenced herein. 3.3 Hvdrostat ic test. - The body tubing shall withstand the application of a minimum hydrostatic pre

12、ssure without rupture or indication of flaws, as evidenced by leaks, and without permanent deformation beyond drawing requirements. 3.4 WorkmanshiD. - All parts shall be free of burrs, chips, sharp edges, cracks, unblended radii, surface defects, dirt, grease, rust, corrosion products and other fore

13、ign matter. The cleaning method shall not be injurious to any part nor shall the parts be contaminated by the cleaning agent. All required markings shall be legible. 3.5 First article inspection . - This specification makes provisions for first article inspection. Requirements for submission of firs

14、t article samples by the contractor shall be as specified in the contract. 4.0 QUALITY ASSURANCE PROVISIONS III 4.1 Responsibility for inspection and standard quality assurance provisions. - Unless otherwise specified herein or in the contract, the provisions of MIL-A-48078 shall apply. 4.2 c lassif

15、ication of inspect ion. - The inspection requirements specified herein are classified as follows: a. First Article Inspection b. Quality Conformance Inspection 4.3 First a rt icle inspect ion. 4.3.1 Submission. - The contractor shall submit a first article sample for evaluation in accordance with 4.

16、3.2. The sample shall consist of parts which have been produced by the contractor or furnished by a supplier which have been manufactured using the same production processes, procedures, and equipment which will be used in fulfilling the contract. All parts and materials shall be obtained from the s

17、ame source of supply as will be used in regular production. A first article sample, or portion thereof, as directed by the contracting officer, shall also be submitted whenever there is a lapse in production for a period in excess of 90 days, or whenever a change occurs in manufacturing processes, m

18、aterial used, drawing, specification or source of supply as to significantly affect product uniformity as determined by 3 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-P-70452C 13 9999906 0510410 T the Government. The first article sample shall

19、 consist of ten each of every component. Whenever castings, mold or die cast parts are involved, five parts minimum from each cavity are required when there are two or more cavities. 4.3.2 Uspections to be performed. - See MIL-A-48078 and Table I specified herein. 4.3.3 Reject ion . - See MIL-A-4807

20、8. 4.4 Quality CO nformance inspect ion. 4.4.1 InsDect ion lot formation. - Inspection lots shall comply with lot provisions of MIL-A-48078. 4.4.2 Examination. - Unless otherwise specified in the classification of defects and tests tables, sampling plans for major and minor defects shall be in accor

21、dance with MIL-STD-105, Inspection Level II. Continuous sampling plans in accordance with MIL-STD-1235 may be used if approved by the Government. 4 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-u hl m O I r P H B Ei B I H w 4 B v1 B u w ki w n 8 H

22、5 H H MIL-P-70V52C 13 9979706 OSLOqLL L rl ni m rl ni ni -3 v -3 -3 v -3 ni ni ni ni ni ni .Cu m m m m m m m O O O O O O O rl rl rl rl rl rl rl h h n h v ni cn rl rl w rl m Lo m O W cn P nol mol 0) mol mol ol Nol mc, ou ma, cnw ma, coa Co k O mw 3 ac -0 .fj X p:w nic, mu nia, rlw a, m 3k ao U .a a X

23、 c, u -a, cow da, m nik mo niici rl C *o b -4 -c on 3% mc, mu a, ici ma, a k O ici -4 c 3n 3; O dX 5 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,- MIL-P-70452C 13 9799906 0530432 3 I rn B CA E !i rn B u w Er w CI 8 Z O H 5 H Er H !i u rl E O d El

24、W W Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-QZ 8 z v) E O rl B (A a hl N w I pc w B (A R H lx O B I Cu a, a, 6, oi m m u u a, a, tr rn a (d W u nl nl m m CJ cv nl M m M ,O OO O O O O rl 4 OO OO O O Q+ q O O rl a C k a, c, C -4 a, oi k m 4 icc

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27、m tri nu Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-P-70452C 13 m 9999906 0510415 9 m u cv ui r cy O I pc I IJ H c VI B VI w B 4 VI B u w Er w n 8 i3 5 H 5 H u 4 rl Ki Ki C C k k a, a, c, c, 4 C C Ki -4 -4 C k a, -I a a ao a, Q a, 4 Ki O O a

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36、I4 n H 8 19 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-v) k rn w B 4 rn B U w k w k O n 8 H 5 H k H a u - NIL-P-70452C 13 I 9999906 OSLO426 3 I N E O N 4 W w X rn c- i w 4 cci ooiecc14-i O00 e. rn W 4 O z 20 Provided by IHSNot for ResaleNo repro

37、duction or networking permitted without license from IHS-,-,- MIL-P-70452C 13 9999906 0530427 5 4.4.3 nq. - Testing is described in the Quality Conformance 4.4.4 inspection esuimenL . - The inspection equipment required to perform the examination and tests prescribed in this specification is identif

38、ied in the “Paragraph Reference/Inspection Method“ column in the tables starting with paragraph 4.4.2.1, and the test method paragraphs (see 4.5) . The contractor shall submit for approval, inspection equipment designs in accordance with the terms of the contract. See Section 6 of MIL-A-48078, and S

39、ection 6.3 herein. 4.5 Test methods a nd Drocedu res. 4.5.1 Hvdrostatic test. - Prior to machining, the primer tubing d shall be tested for not less than five seconds at the minimum hydrostatic pressure as calculated by the following formula: ? 1.8 st P= D Where : P = tests pressure in pounds per sq

40、uare inch (psi) S = minimum specified annealed material yield strength, psi t = specified minimum wall thickness in inches D = specified maximum outside diameter in inches Failure to meet the specified requirements shall be cause for rejection. Acceptable units shall be marked with an “H“. If the pr

41、imer tubing procured for the bodies manufactured in accordance with this specification has been previously subjected to the hydrostatic test specified in this specification, a second hydrostatic test will not be required ._ 4.5. 2 Protect ive coat- . - Procedures for testing, the cleaning of compone

42、nts and the application of protective coatings shall be in accordance with the criteria for testing as specified on the applicable component drawings and in the specification referenced thereon. One component per lot of components having protective finish applied shall be tested. 4.5.3 Heat treatmen

43、t microstructure. - The heat microstructure shall be tempered martensite as determined by preparing the samples in accordance with Sections 27 and 29 of specification ASTM E-3. The structure shall be determined at magnifications of 500x or higher. Typical structures are depicted on pages 38 and 39 o

44、f the Volume 7 of the Eighth edition of Metals Handbook. 5.0 PACKAGING 5.1 Pac kagina. Dac king and marking. - The parts shall be packaged, packed and marked in- accordance with MIL-STD-1169. 6.0 NOTES 21 I - Provided by IHSNot for ResaleNo reproduction or networking permitted without license from I

45、HS-,-,- _ MIL-P-70452C 13 W 9999706 0510Li2 7 E 6.1 -tended use. - The components covered by this Specification are intended for use in the M125 electric primer. The M125 primer is utilized in the 120m Kinetic Energy (KE) cartridges. 6.2 Qukdag data . - See MIL-A-48078. 6.3 Sub mission o f inspect i

46、on eau ipment des ians for am roval. - (See MIL-A-48078). - Submit equipment designs as required, to Commander, ARDC, ATTN: DRSMC-QAT-I(D)D, Dover, New Jersey 07801. 6.4 Dra winus. - Drawings listed in Section 2 of this specification under the heading U.S. Army Armament Research and Development Cent

47、er (ARDC) may also include drawings prepared by, and identified as Edgewood Arsenal, Frankford Arsenal, Rock Island Arsenal, Picatinny Arsenal, or U.S. Army Research and Development Command drawings. Technical data originally prepared by these activities is now under the cognizance of ARDC. Custodian: ARMY-AR Preparing Activity: ARMY-AR Project Number: 1315-AD46 22 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-