1、MIL-G-70464 (1) 13 9979906 0487b T MIL-G-70464 (AR) AMENDMENT 1 21 August 1991 MILITARY SPECIFICATION GRENADE (GP), LINER FOR This amendment forms a part of Military Specification MIL-G-70464(AR), dated 21 November 1985, and is approved for use by the U.S Army Armament, Munitions and Chemical Comman
2、d and is available for use by all Departments and Agencies of the Department of Defense. PAGE 1 2.1.1 Military Specifications, Add: “MIL-A-70625 - Automated Acceptance Inspection Equipment for Non-Electronic Components, Design, Testing and approval of“ PAGE 6 4.42.1 Delete table in its entirety and
3、substitute new table (see included table) . PAGE 9 4.4.3.2 Add new paragraph. “4.4.3.2 Dimensional control of parts - In place of normal sampling associated with the classification of defects, a AMSC N/A qualification sample of at least ten parts. shall be inspected for verification of dimensional c
4、onformance in order to qualify each machine prior to production and after each production stoppage of more than one hour. qualification, one process sample shall be selected per 600 parts produced and at the end of a shift. Upon 4.4.3.2.1 Qualification of machine - If any defective parts are found d
5、uring qualification of the machine, the machine producing the defective part shall not be used in production. 4.4.3.2.2 Process sample - If any defective part is found when inspectin is performed on the process sample, the machine that produced the defective part shall be removed from producti.on. F
6、urther, that portion of production since the last process sample shall be rejected. 1 of 4 FSC 1330 DISTRIBUTION STATEMENT A, Approved for public release; distribution is unlimited. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-G-70464 (AR) AME
7、NDMENT 1 4.4.3.2.3 Adjustment or rework of production machines - All machines removed from production because of some fault may, after adjustment or: rework, be returned to production provided they pass the qualification test above. 4.4.3.2.4 Statistical Process Control (SPC) Plan - The alternate sa
8、mpling plan shall be used only with the implementation of a procuring agency approved Statistical Process Control (SPC) Plan. See 6.5. The SPC plan shall record and monitor variable data. The data that are gathered from the acceptance sample may be used in the SPC data base.“ 4.4.4 Insert as the nex
9、t to last sentence: “When Automated Acceptance Inspection Equipment is to be used, the provisions of MIL-A-70625 shall apply.“ 4.5.1, line 5 , after “equivalent equipment. “Add: “Equipment used shall provide a hardcopy trace of the profile.“ Add new paragraph 4.5.2 and 4.5.3 “4.5.2 Wall thickness. T
10、he samples selected for this test shall be inspected: a. Along one continuous longitudinal element between datums A and B. b. Along one continuous circumferential element (360G) at a random location between datums A and B. c. Along one continuous circumferential element (360) at a random location be
11、tween datums A and C. d. At one location through the apex. e. At one location through the skirt. 4.5.3 Wall thickness variation. The samples selected for this test shall be inspected along one continuous circumferential element (360 ) at random location between datums A and B and along another conti
12、nuous circumferential element (360) at a random location between datums A and C. These inspections will be performed at the same locations where the wall thickness is inspected per paragraph 4.5 . 2b-c .I 2 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS
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14、vided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-G-704b4 (1) 13 9999906 0488879 5 W MIL-G-70464 (AR) AMENDMENT 1 PAGE 10 6.3 line 3-4, Change: “Armament Research and Development Center (ARDC) , ATTN: DRSMC-QAR-I (D) Dover, NJ 07801“ To: “Armament Res
15、earch, Development and Engineering Center (ARDEC), ATTN: AMSMC-QAR-I (D) , Picatinny Arsenal, NJ 07806-5000.“ 6.4 lines 2-3, Change: “Armament Research and Development Center (ARDC) I To: “Armament Research, Development and Engineering Center (ARDEC) I line 6, Change“ “ARDC“ to: “ARDEC“ Add new para
16、graphs: 6.5 and 6.6 “6.5 Submission of SPC plan. The SPC plan should be submitted to the procuring agency for review. Guidance for preparing the SPC plan is outlined in Statistical Process Control Plans, Preparation and Evaluations, ARDEC, dated 4 April 1986, Copies may be obtained through the procu
17、ring agency . data requirements should be considered when this specification is applied on a contract. “6.6 Consideration of data requirements. The following Ref er ence Pa rag raph DID Number 4.4.3.2 DI-NDTI-80809A DID Title Suggested Tailoring Test/Inspection Reports Tailoring as appropriate“ Custodian Army - AR Preparing activity : Army - AR (Project 1330-A366) 4 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
