ARMY MIL-B-1963 J (1)-1990 BUCKLES AND CLIPS END STRAP (FOR BELT TROUSERS)《叉端夹和套(裤带用)》.pdf

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1、1 INCH-POUND) MIL-B-1963J AMENDMENT 1 1 August 1990 MILITARY SPECIFICATION BUCKLES; AND CLIPS, END, STRAP (FOR BELT, TROUSERS) This amendment forms a part of Military Specification MIL-B-l963J, dated 29 July 1988, and is approved or use by all Departments and Agencies of the Department of Defense. P

2、AGE 2 1.2, under Type III, Class 1: Add “Sub-Class C - Chromium plated“. PAGE 5 3.3, last sentence: Delete and substitute: “The buckle clamps, rollers, and tongues shall not pull free from belt webbing at or below 35 pounds when puli tested as specified in 4.4.5.“ ._ PAGE 6 3.4, at end: Add the foll

3、owing: “Use of prepolished nickel silver is accept- able for clips. Use of prepolished nickel silver is prohibited for buckles.“ 3.4.1.2, at end of second sentence: Add “or chromate treated zinc plate con- forming to type II (with a thickness of 8 micrometers) of ASTM B 633,“ PAGE 7 Add new paragrap

4、h: “3.4.3.1.3 Sub-class C (chromium plated). All outside surfaces shall be given a mirrar like polish finish. accordancewith class 1, grade G of QQ-N-290 followed by chrome plating in accordance wiEh class 1, type I of QQ-C-320, except the thickness shall be O. 000015 in distribution is unlimited. L

5、icensed by Information Handling Services MIL-B-3763 31 3 m 777770b 0447737 2 iM1 MIL-B-1963 J AMENDMENT 1 PAGE 15 4.5.3, line 4: Before “machine clamps“: add “3-inch“. Line 6: Before “machine clamps“: add “3-inch“. After last line: Add “If any part af the buckle is distorted during the test, the dis

6、torted buckle shall be retested and consideredpassing if the webbing does not pull free from the buckle at or below a load o 35 pounds. If a Constant Rate of Extension (CRE) Tensile Tester is utilized, set the maximum load crosshead stop setting slightly lower than the 35 pounds to compensate far th

7、e crosshead speed override. The machine should be tested for correct load setting before testing buckles, Tester will not require pretesting. be set to 12 inches per minute.“ A onstant Rate of Traverse (CRT) Tensile The pulling speed of the test machine shall PAGE 18 5.3, line 6: Delete “K and I, or

8、 film bonding means O ar P and substitute “C and 0 or film bonding means F or Ge1. Custodians: e Preparing actiuitx: Army - GL Navy - NO Armx - CL Air FOPC - 11 (Project s-alqr Review activities: Army - MD Navy - MC Air Force - 82, 99 DLA - CT User activities:, Navy - CG Air Force - 45 2 Licensed by Information Handling Services