1、MIL-F-b3090A (r0 m 99999Ob L84537b 332 MIL-F-6309OA(AR) AMENDMENT 4 12 February 1993 SUPERSEDING AMENDMENT 3 3 May 1984 MILITARY SPEC1 FICATI ON FIRING DEVICE, MULTI-PURPOSE, M142 PARTS, ASSEMBLY AND PACKING This amendment forms a part of MIL-F-63090A(AR), dated 21 April 1981, and is approved for us
2、e by the U.S. Army Armament, MUnftiOnS and Chemical Command, and is available for use by all Departments and Agencies of the Department of Defense. PAGE 2 2.11 DRAWINGS - Add the following to the list of drawings: “9349653 - Test Cap, Blasting, NOn-EleCtriC, for M142 Firing Devices.“ 3.3.2, Lines 3
3、and 4: Change to read: “the tension release attachment is released upon cutting the trip wire or flipping it off a pin when tested as specified in 4.5.1.2.“ PAGE 3 3.3.4: Delete this paragraph and substitute a new paragraph to read: “3.3.4 Pressure release. The firing device shall function at two (2
4、) pounds or less when a load of four (4) pounds Es applied to the sear platform and then gradually reduced when tested as specified in 4.5.1.4.“ PAGE 11 * 4.4.2.5: under “DRAWING NUMBER“, change “9296867-1 or 929687-2“ AMSC N/A DISTRIBUTION STATEMENT A. Appro1 1 of 4 ci for public releas to read: FS
5、C 1375 distribution is unlimited. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-F-b3090A (4) W 999990b 1845377 279 MIL-F-6309OA(AR) AMENDMENT 4 PAGE 13 4,4.2.7: Change “missing, not opened or improperly assembled“ to “not in place“. PAGE 22 4.4
6、.2.16, Major 101: Delete and sustitu-te a new Major 101 to read: “101 Any warning statement, phrase or word not.printed in proper color“ PAGE 29A * 4.4.2.24: Add new paragraph 4.4.2.24 as included. PAGE 37 4.5-1.1: Second sentence: Delete “Screw . switch.“ and substitute a new sentence to read: “Scr
7、ew coupling base with attached M7 Non-Electric Blasting cap or alternative test cap (Dwg. 9349653) into the switch. “ 4.5.1.2: Delete this paragraph and substitute a new paragraph to read: “4.5.1.2 Tension release. Secure switch to a fixed object with nails, screws or wire. screw coupling base with
8、attached Mi Non-Electric Blasting cap or alternative test cap (Dwg. 9349653) into the switch. Fit tension release attachment and loop end of trip wire over the curved neck, Apply the specified tension to the trip wire and observe for compliance with 3.3.2.1. Remove the pin with the round loop. Then
9、carefully remove the safety pin (cotter pin) from a safe distance by means of a length of wire or cord. The trip wire shall then be released by cutting or flipping off a pin while maintaining the specified tension. Observation shall be made for compliance with the applicable requirement. u 4.5.1.3:
10、(See change to 4.5.1.11, 2 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-F-63090A (q) 9999906 1845378 105 z O B u w PI Co H di z a: z p: O k 2 C c: 3 F c c 4 k C rl 8 rl f I h Cu a, o) 3 u 4 v tn c -4 c -4 id Li a, p: a U c 4 d N 1: . cc c. O0
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12、 a,Q Ua, a 4 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-F-b3090A (4) 0b Li45379 04L MJL-F-6309OA(AR) AMENDMENT 4 4.5.2: (See change to 4.5.1.1). I 4.5.1.4: Delete this paragraph and substitute a new paragraph I to read: I PAGE 38 4.5.1.4 Pre
13、ssure release. Secure switch to a fixed object with nails, screws or wire. Screw coupling base with attached M7 Non-Electric Blasting cap or alternative test cap (Dwg. 9349653) into the switch. A preload of four (4) pounds shall be applied to the sear plate platform. Remove the pin with the round lo
14、op. Then carefully remove the safety pin (cotter pin) from a safe distance by means of a length of wire or cord. Gradually reduce the load on the sear plate platform while observing the gage to determine compliance with the applicable requirement. 4.5.3, First sentence: Delete “Condition . hours.“ a
15、nd substitute a new sentence to read: “Condition firing devices, with coupling base with attached M7 Non-Electric Blasting cap or alternative test cap (Dwg. 9349653) screwed in, at minus 50 for not less than sixteen (16) hours,w * 4.5.6: Add new paragraph 4.5.6 as follows: “4.5 pulled approve ,6 Spr
16、ing embrittlement. The springs shall be to the minimum point of permanent distortion by any Id method. clips so tested shall be scrapped.“ 5.4: After “Unitization“ add (Palletization). 5.4.1, Line 2: Delete w19-48-4116/8S-20PA1002w and substitute “19-48-4116-2OP1002 Appendix 128F.“ The margins of th
17、is amendment are marked with an asterisk or vertical lines to indicate where changes (additions, modifications, corrections, deletions) from the previous amendment were made. This was done as a convenience only and the Government assumes no liability whatsoever for any inaccuracies in these notation
18、s. 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. Cu stodi an : Army-AR Pr epar i ng ac ti vi ty : Army-AR (Project: 1375-A496) 4 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
