1、- c .-CI - - Y i 1 MIL-P-2497B (3) 13 m 9999906 0291817 b d , 1 ML-P-2497B (AR) : 3-37-19 -, AMENDMENT 3 14 August 1981 SUPERSEDING AMENDMENT 2 1 July 1965 MILITARY SPECIFICATION PRIMER, PERCUSSION, M27 LOADING, ASSEMBLY AND PACKING This amendment forms a part of Military Specification MIL-P-2497B (
2、MU), dated 11 September, 1963. PAGE 1 Add the following Preamble underneath the title: “This specification is approved by the US Army- Armament Research and Development Command, and is available for use by all Departments and Agencies of the Department of Defense.“ 2.1, Specifications: Military: Del
3、ete “MIL-I-4520818 in its entirety. Standards, MIL-STD-105: After attributes add I (ABC- STD- 10 5 ) I . PAGE 3 4.1, Delete in its entirety and substitute the following: “4.1 General quality assurance provisions. -Unless otherwise specified in the contract or purchase order, the supplier is responsi
4、ble for the performance of all inspection requirements. as specified herein. Except as otherwise specified, the supplier may utilize his own facilities or any commercial laboratory acceptable to the Government. The Government: reserves the right to perform any of the inspectons set forth in the spec
5、ification where such inspections are deemed necessary to assure supplies and services conform to prescribed requirements. Reference shall be made to Standard MIL-STD-109 in order to . define terms used herein. The provisions of Specification MIL-A-2550 shall apply.“ 4.1.1: Delete in its entirety. I
6、4.1.2: Delete in its entirety and substitute the following: “4.1.1 Submission of product. - At the time the completed lot of product is submitted to the Government for acceptance the contrac-tor shall- supply the following information accompanied by correct and applicabIe to the product being submit
7、ted: FSC 1390 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-j MIL-P-2477B (3) 13 U 7777906 0291818 Il - - - - - MIL-P-2497B(AR) AMENDMENT 3 a. b. A statement that the lot complies with all quality assurance provisions specified within this specific
8、ation. Number of units of product inspected. c. Results obtained, by defect code, for all inspection perf ormed. d. Drawing, specification number and date, together with an identification and date of changes. e. Statement of findings on the primer mixture and associated ingredients and a certificate
9、 of conformance on all material purchased by the contractor when such material is controlled by Government specifications referenced in any of the con tract ual documents . f . Number of items in the lot . g. Date submitted. The certificate shall be signed by a responsible agent of the certifying or
10、ganization. shall be substantiated by evidence of the agents authority to bind his principal. will not be required with subsequent certificates unless, during the course of the contract, this authority is vested in another agent of the Cer tif ying organization . The initial certificate submitted Su
11、bstantiation of the agents autharity 4.1.3: Delete in its entirety and substitute the following: “4.1.2 Government verification. - Using the contractors written quality assurance procedure, this detail specification, the applicable drawings and other contractual documents as a guide, the Government
12、inspector shall verify at unscheduled intervals all quality assurance operations performed by the contractor. Verification will be performed to the extent necessary to assure compliance with the contractual requirements. Severity of Government inspection of individual characteristics will be directl
13、y related to the seriousness of the classification assigned. In no instance will. a characteristic classified “critical“ be accepted solely on the basis of the contractors records.“ . - 4.2.1, line 4, After “lot interfix number“: cubmi tted for inspection in accordance with Standard MIL-STD-105 (or
14、Standard MIL-STD-1235 when applicable) .I add “Lots shall be Page 2 of 5 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,- MIL-P-ZLI77B (3) 13 777770b 027L17 T I - . - - . . MIL-P-2497B (AR) AMENDMENT 3 4.2.2, line 5: After “MIL-STD-1235 may be .used,
15、“ add “fop defects other than critical.“ Line 8 and 9: Delete “0.25“ and “O.4Ot1 and substitute “0.40“ and “9.65“ respectively, 4.2.2.1: Major Category: Delete “AQL 0.40 percent“ and substitute “AQL Minor Category: Delete “AQL 0.40 percent“ and substitute “AQL 0.65 percent.“ O. 65 percent. I 4.2.2.2
16、: Delete in its entirety and substitute the following: - “4.2.2.2 Assembly (see dwg. 8837810). Categories Defects Method of Inspection Critical: 1. Crack or split Vis ua 1 Major : AQL 1.00 percent 101. Total length Gag e 102. Depth to cup Gag e 103. Outside diameter, minimum Gag e 104. Thickness thr
17、ough flange Gag e 105. Diameter of flange Gag e 106. Anvil missing Visual 107. Hole in body obstructed Visual 108 . Assembly dgmaged Visual Minor: AQL 0.65 percent 201. Evidence of poor workmanship except as defined in Critical 1 (see 3.4) Visual Code No. 02001 02002 02003 02004 02005 02006 02007 02
18、008 02009 02010 4.2.3.1: Delete “Code No. 02009“ and substitute “Code No. 02011“. PAGE 6 4.2.3.2: Delete in its entirety and substitute the following: “4.2.3.2 Duds (see 3.3.2) - Major defect - Code No. 0201%. - A sample of 300 percussion primers shall be selected from each lot for this test. Failur
19、e to function of two or more primers during this test shall be cause for rejection of the entire lot. The test shall be performed as specified in 4.3.1.2 using test equipment spec if ied in 4.2.4. II Page 3 of 5 - _ I. - Provided by IHSNot for ResaleNo reproduction or networking permitted without li
20、cense from IHS-,-,-MIL-P-2497B(AR) AMENDMENT 3 Page 7 “4.3.1.2: Delete in its entirety and substitute the following: “4.3.1.2 Duds. - Each primer shall be assembled to the test fixture specified in 4.2.4 and a steel ball weighing 1.94 plus or minus .O2 ounces shall be dropped on the firing pin from
21、a height of 12 inches max. Any primer that fails to function shall be classed defective . PAGE 8 6.3.2: Delete in its entirety and substitute the following: “6.3.2 Inspection equipment list codes. - The inspection equipment as defined in 6.3.3, 6.3.4, 6.3.5 and 6.3.6 will be designated in the IEL by
22、 the following codes: CDAF - Contractors design responsibility on Army format CDCF - Contractors design responsibility on contractor AD - Army .design. ADMU - Army design, mandatory for use. CE - Commercial equipment. SCD - Specification control drawing in accordance with MIL-D-45608. format. Page 9
23、 6.3.3: Delete in its entirety and substitute the following: “6.3.3 Army designs. - Army designs axe reflected on detailed drawings which completely depict all the information necessary for the fabrication of the item of inspection equipment. The contractor need provide no design when an Army design
24、 is listed for an item of inspection equipment. Army designs fall into two basic classifications, mandatory and non-mandatory. When an inspection equipment list references mandatory Army esigns, the contractor shall comply with, and use these designs accordingly. The contractor may, however, in conn
25、ection with non-mandatory designs and with the approval of the Government, design alternate inspection equipment or use comparable commercial equipment to facilitate his operations. Such contractor prepared designs or commercial equipment selections must be approved by the Government prior to fabric
26、ation or procuring of the equipment. Designs shall be submitted for approval hs specified in 6.3.7“. -9- . - - Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-P-2497B (AR) AMENDMENT 3 Page 10 6.3.6. Second line from the bottom: Delete CDOFf and s
27、ubstitute “CDAF“. Delete “ORDM -608-12“ and substitute “MIL-D-45608“ 6.4.lb, line 2: Delete “times 100 percent“. Page 11 6.4.2.d, line 2: Delete all and substitute “add“. 6.4.3b: Delete in its entirety and Substitute the following: “6.4.3b To obtain “Bi. - The first drop height at which all primers
28、misfired“. Page 12 6.9: Delete in its entirety. 6.9.1: Delete in its entirety. Page 13 Delete Notice paragraph in its entirety. - “The margins of this amendment are marked with an asterisk to indicate where changes (additions, mod if ications, corrections, deletions) from the previous amendment were
29、 made. This was done as a convenience only and the Government assumes no liability whatsoever for any inaccuracies in these notations. Bidders and contractors are cautioned to evaluate the requirements of this document based on the entire content irrespective of the marginal notations and relationship to the last previous amendment .-“ Custodian: Army - AR Preparing Activity: Army - AR . Project No: 1390-A308 I Page 5 of 5 U.S. GOVERNMENT PRINTING OFFICE: 1981-703-023/6520 2-1 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
