1、MIL-F-70823A (LI = %Ob 2022893 O93 I INCH-POUND I MIL-F-70823A (AR) AMENDMENT 1 18 September 1996 MILITARY SPECIFICATION FUZE, ELECTRONIC TIME, M762 LOADING, ASSEMBLING AND PACKING AND FUZE, ELECTRONIC TIME, M767 LESS BOOSTER This amendment forms a part of Military Specification MIL-F-70823A (AR) da
2、ted 02 June 1994, and is approved for use by the US Army Armament, Research, Development and Engineering Center and is available for use by all Departments and Agencies of the Department of Defense. PAGE 2 2.1.1, Standards: Delete: MIL-STD-109 in its entirety. MIL-STD-2000 in its entirety PAGE 3 2.1
3、.2, Ot her Gove rnment documents, d rawinus. a nd Dub licatio ns . Delete the following: 8886458 - Box, Pallet mpe, Wirebound, Packing, Ammunition for Artillery Type and Rocket Fuzes (within M2A1 Box) AMSC N/A 1 of 17 FSC 1390 DISTRIBUTION STATEMENT A. Approved for public; distribution is unlimited.
4、 Licensed by Information Handling ServicesMIL-F-70823A (1) W 99%99Ob 2022894 T2T W MIL-F-70823A (AR) AMENDMENT 1 PAGE 11 4.3.l.b Delete in its entirety and substitute the following: “b. Two hundred fifty-five (255) complete M762 Fuze assemblies or one hundred ninety (190) M767 Fuze less booster asse
5、mblies. Inspection shall be per 4.3.2.2.“ 4.3.2.2, Delete in its entirety and substitute the following: “4.3.2.2 Funct ioning pe rformance tests . The fuze assemblies submitted in accordance with 4.3.1.b shall be subjected to the following tests: a. Cold temperature sequential operational and safety
6、 tests per TABLES I-A and I-C. b. Hot temperature sequential operational, safety and accelerated aging per TABLES I-B and I-C. c. Reliability tests per TABLES II, III and IV PAGE 12 4.3.3.2.1.a Delete in its entirety and substitute the following: “a. Sa fe DOS ition - critical defect - Any fuze foun
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11、22903 MIL-F-7 O 82 3A (AR) AMENDMENT 1 T9T W N 3 E 5 E cv 2 O N k O YI d -4 E L, W O In a 5 r a, *E: 010 YIN .I+ dk O tnYI G 6“ -rl c, M a, c, W O E -FI c, a, c c, ci Id ; -I+ c, -I+ a u 8 o -FI c, (d a 5 X a, a -I+ O E- id O c, Er O m cv rl Licensed by Information Handling ServicesM 9999906 2022902
12、 92b m MIL-F-70823A (AR) AMENDMENT 1 ww O0 O0 I rlrl I rlrl I 5 FN W . aza piTipi O mmrl nn BIaJ O00 zww mmrl rlrl ma mm rlrlrl 44 EEE OI . drla rld - -B $2 1 a, JJ si! u O rl k a, a in a, rl am rn m -a, VI a, a, $4. Ad ;a, a, i -JJ ao -z a - 14(17) Licensed by Information Handling ServicesMIL-F-708
13、23A (AR) AMENDMENT 1 PAGE 47 4.4.3.22, Delete (C of C sheet) in its entirety and substitute new C of C sheet included. PAGE 86 4.4.3.61, Inspection Method Reference, delete “MIL-STD-2000“ and substitute “Visual“. delete Major 101 on the EXAMINATION OR TEST column and substitute the following: “Solde
14、rability test shall be performed on the following drawings: 12550831- Printed Wiring Board, M762, Multiplexed 12550837 Pin, Contact 12550839 Printed Wiring Board, M767, Multiplexed 12550818 Clip ,12550931 Safe & Arm Contact plate“ PAGE 87 4.4.3.62, add note (a) as follows: “(a) Major 103 shall apply
15、 to M762 fuze only.“ PAGE 93 Add measurement condition le to test parameter 14.0 of TABLE VII. “e. Check Dud Latch per 18.0“ PAGE 96 Table VII, test parameter 22.00: Delete Amb ient -60 F +155 F LL HL LL HL u HL 193us 28yus 16.3 30.1 16.3s 3.lus“ U and substitute: Ambient -60 F +155 F u HL LL HL LL
16、HL 393us 65zs 33% 698us 33% 698us“ 15 Licensed by Information Handling ServicesflIL-F-70823A (1) m 999990b 2022908 344 m MIL-F-70823A (AR) AMENDMENT 1 PAGE 100 4.6.2.2, delete in its entirety and substitute the following: “4.6.2.2 Test of battery and lead assembly. a. Battery weld pull test, Contact
17、, Negative. The weld strength of the battery assembly negative contact (125508901, shall be tested to ensure weld bond integrity during gunfire. This directly related to the weld strength of the terminal plate assembly (12550995) and the negative contact (12550893). These representative parts can be
18、 pull tested in place of the battery assembly for safety reasons. The welded assembly shall be placed in a fixture which supports the negative contact, (12550893). Force is then applied to the battery (12550985), or the representative terminal plate assembly (125500995). Care must be taken to apply
19、force only to the battery or terminal plate and not to the negative contact (12550983). Force shall be applied by a system capable of measuring force up to 100 LB, in increments of 0.1 LB with an accuracy of 0.25% of full scale (each range), with the ability to maintain the maximum force applied. we
20、ld must not separate completely at any force less than that shown on 12550890. The b. Pull test of battery and lead assembly leads. (Destructive Test) One battery at the start of each shift and one battery of every 100 manufactured shall be subjected to a destructive pull force on each of the two le
21、ads of 9 pounds minimum along the longitudinal axis of each lead. residual lead material shall be present on the battery after the pull test to assure weld integrity. Evidence of c. Pull test of battery and lead assembly leads. (Non- Destructive Test) Each lead of each battery and lead assembly shal
22、l withstand a non-destructive pull force of 5=2 pounds along the longitudinal axis of the lead without degradation or failure. 16 Licensed by Information Handling ServicesMIL-F-70823A (1) 9999906 2022909 289 MIL-F-70823A (AR) AMENDMENT 1 d. Leak test.of battery and lead assembly. One assembly at the
23、 start of each shift and one assembly of every 100 manufactured shall be tested for compliance with the gross and fine leak requirements of MIL-B-70824, paragraph 4.6.4.1 and 4.6.4.2. Any unit failing to meet the requirements shall reject the lot (Non-Destructive Test) . PAGE 108 5.1.1: Delete: “pac
24、kaging shall be in accordance with Drawing 8864492 and MIL-P-60412. II and substitute: “Packaging shall be in accordance with Drawing 8864492 and MIL-P-60412, except, no barrier bag shall be used in the packaging for the M767 Fuze Less Booster.“ PAGE 109 Delete Section 5. PACKAGING in its entirety a
25、nd substitute the following: “5. PREPARATION FOR DELIVERY 5.1 Packaainq. Packaging shall be in accordance with Drawing 8864492. 5.2 Packing. Packing shall be in accordance with Drawing 8861213. 5.3 Markinq. Marking shall be in accordance with Drawing 8864492 and 8861213.“ PAGE 112 6.10, add new 6.10f as follows: “f. Use MIL-STD-109 as guidance.“ Custodian: Army-AR Preparing activity Av-AR ( Pro ect 13 90-0855) 17 Licensed by Information Handling Services
