ARMY MIL-C-70489 (1)-1986 COMPUTER BALLISTIC MORTAR《电脑弹道迫击炮》.pdf

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1、MIL-C-70LI7 (1) 32 377770b 0355352 5 MIL-(2-70489 (AR) AMENDMENT 1 21 March 1986 MILITARY SPECIFICATION COMPUTER, BALLISTICS, MORTAX This Amendment forms a part: of Military Specification MIL-C-70489(AR), dated 4 April 1985 and is approved for use within the U.S. Army Armament Muntions and Chemical

2、Canmand and is available for use by all Departments and Agencies of the Department of Defense. PAGE 1 2.1.1, Standards Add “MIL-STD-810 - Environmental Test Methods“ PAGE 4 Add paragraph 3.3.6: “3.3.6 Loose carqo dounce shock. The MBC shall show no signs of damage when subjected to loose cargo bounc

3、e shocks“ Add paragraph 3-30?: “3.3.7 Transit drop shock. The MBC shall show no signs of damage when subjected to transit drop shocks.“ PAGE 7 Add paragraph 4.4.2.3: “4.4.2.3 First article tests. In addition to the other inspections and tests required or first article the tests in Table V shall be p

4、erformed for first article only.“ AMSC N/A 1 of 2 FCC: 1220 DISTRIBUTION STATEMENT A. Approved for public release; distribution is unlimited. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-C-70489 (AR) AMENDMENT 1 Add Table V as follows: “TABLE

5、V Classification of defects NO. CHARACTERISTIC REQUIREMENT TEST PROCEDURE 401. Loose cargo bounce shock 3.3.6 4.6.6 402. Transit drop shock 3.3.7 4.6.7“ - PAGE 12 Add paragraph 4.6.6: “4.4.6 Loose carqo bounce shock. The MBC shall be subjected to the Vibration Test in MIL-STD-810, Method 514:2, Proc

6、edure XI, Part 2. The unit shall be examined visually for damage and shall be subjected to the tests in 4.6.3 after completion of the test. Any unit that does not comply with requirements fo 3.2.1 and 3.3.6 shall be classed defect i ve. Add paragraph 4.6.7 as follows: “4.6.7 Transit drop chock. The

7、Mi3C shall be subjected to the Shock Test in MIL-STD-810, Method 516.2, Procedure IV. The unit shall be examined visually for damage and shall be subjected to the tets in 4.6.3 after completion of the test. Any unit that does not comply with the requirements of 3.3.7 and 3.2.1 shall be classed defective.“ Cuc todian: Army-AR Preparing activity: Army-AR (Project 1220-A313) 2 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-