ARMY MIL-C-48237 (3)-1976 CARTRIDGE 105MM APDS-T M728 LOADING ASSEMBLING AND PACKING《M728型105MM曳光脱壳穿甲弹的装卸 组装和包装》.pdf

1、MIL-C-48237 (PA) Amendment 3 I December 1976 Superseding Amendment 2 3 June 1975 MILITARY SPEC IF1 CATION CARTRIDGE, 105MM, APDS-T, M728 LOADING, ASSEMBLING AND PACKING This Amendment forms a part of Military Sepcification MIL-C-48237 (PA), dated 27 July 1973, and is approved for use by all Departme

2、nts and Agencies of the Department of Defense. substi tute: Paragraph 2.1, delete drawing number 9278419 and 9278417 and t 8835039 - Box, Packing, Ammunition for Cartridge, 105MM, APDS-T, M392A1, M392A2 and M728 in Fiber Con- tainer M431. 8835040 - Container, Ammunition, Fiber M431, for Cartridge 10

3、5MM, APDS-T, M392A1, M392A2 and M728 for Gun M68. “ Paragraph 3.6.1 , delete and substitute: 3.6.1 Muzzle Velocity - The corrected muzzle velocity of the cartrid e, when fired at 7OoF, shall not be more than 4730 feet per second i! Pps) nor less than 4630 (fps), and the standard deviation of the lot

4、 shall not be greater than 12 fps maximum.“ Paragraph 3.8, delete in its entirety. Paragraph 4.2.2.3, delete drawing numberl9276809ind substitute 9287564. J *Paragraph 4.2.2.3, add the following defect: v 100% Major 103. Base plug assembly not properly dl seated. . . . . . . . . . . . . . . . . . .

5、. . . . . . . . . . . Vi sua1 /Manual 03006 THIS DOCUMENT CONTAINS 3 PAGES. * FSC: 1315 -. - I Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-C-qi37 (3) 13 I 777770b 0337730 5 I MIL-C-48237 (PA) henhent 3 Paragraph 4.2.2.4, Add“major defect no.

6、103-100 percent inspection Paragraph 4.2.2.5, delete drawing numbe9278416k1d substi tute Paragraph 4.2.2.6, delete drawing numberY9278417“and substitute Paragraph 4.2.2.7, delete drawing numbe: 9228419fand substitute Add the f o1 1 owing paragraph : 4.2.2.8, Case Cartridge and Liner Assembly 105MM,

7、Ml1591 (see Primer above F1 ush - Gage (CD) Code No. 04006. “ “ 8835040. If * aa35040.1f “ 8835039. dwg . 9282950). -Method of Categories Defects Inspection Critical : None defined Major: AQL 0.65 percent 101. 102. Adhesive missing . Visual 103. Liner assembly improperly assernbl ed . .Vi sua1 Locat

8、ion of liner assembly . Gage (CD) Minor: AQL 0.65 percent 201. Evidence of poor workmanship . Visual Paragraph 4.2.3.8.3 add the following sentence: 4I Sub-projectile spin rate shall also be recorded. L Code No. 08001 08002 08003 o8004 If Paragraph 4.2.3.8.5, add: To Title: “.and Spin Rate“ End of S

9、entence: “.and $pin rate.“ Paragraph 4.3.4.1, delete last sentence and substitute: - This test shall be conducted using M68 gun tubes which have fired J Il APDS type rounds only and have at least 60 percent life remaining. I . 2 z Provided by IHSNot for ResaleNo reproduction or networking permitted

10、without license from IHS-,-,-MIL-C-48237 (3) 13 m 7777906 0317731 7 I Paragraphs 4.3.4.1 and 423; 4.3, add the fol lowing sentence: “ Sub-projectile spin rate shall also be recorded for informational purposes only. Paragraph 5.1 1 , delete drawing numbe; 9.278417and substi tute Paragraph 5.2.1 delet

11、e drawing number! 927841;and subctituhe 8835040. I 1 8835039. I Paragraph 5.3, delete drawing number; 927841 7 and 927841 9nd Paragraph 6.5, de1ete“SMUPklnd subs ti tuti SARPA. subs ti tute“8835039 and 8835040.“ /I Paragraph 6.7.2, delete the fol lowing requirement and note: - Test Requirement Sampl

12、 ing Para. Test Procedure Para Muzzle Velocity “e. Pressure (info-Note 1 ) 4.2.3-8.1.1 4.3.4.1 I Paragraph 6.7.2, add the following requirements: Tst - Requirements Sampl i ng Para Muzzle Velocity !e. S in Rate (Info! 4.2.3.8.5 Extreme Temp Fi ring (info! 4.2.38.3 “e. S in Rate Test Procedure Para *

13、Asterisks indicate changes or additions to Amendment 2. Custodian: ARMY - PA /I 4.3.4.1 4.3.4.3 I Project Number: 1315-6122 Preparing Activity: ARMY - PA * U. 8 OOYERNMENi PRINTING OFFICE W77-.rOS020/SS3 * 3 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-