1、MIL-C-70478 (3) BI I 9999906 0494436 I I I I INCH-POUND MIL-C-70478 (AR) AMENDMENT 3 24 October 1991 SUPERSEDING AMENDMENT 2 22 October 1990 MILITARY SPECIFICATION CONTAINER, AMMUNITION, METAL FOR CARTRIDGE, 120MM, TANK AMMUNITION I I I l l i I I l l I I This amendment forms a part of Military Speci
2、fication MIL-C-70478 (AR), dated 8 September 1986 and is approved for use by the U. S. Army Armament, Munitions and Chemical Command and is available for use by all Departments and Agencies of the Department of Defense. PAGE 2 2.2: Under American Society for Testing and Materials (ASTM), delete: “AS
3、TM - D412 - Tension Testing of Vulcanized Rubber, Standard Method of II . PAGE 7 First article inspection: Under Examination or Test column: First line, delete: 1193868P811 I and substitute: 11934404211. Sixth line, delete: ll9386829lf, and substitute: ii12910349ii. Ninth line, delete: IC. Tensile s
4、tress (see note) 3 3.2 4.5.5“ . Under Notes, delete: “body tensile strength, spring tests and gasket tensile stress test II And substitute: “body tensile strength and spring tests“. AMSC N/A 1 of 7 FSC 8140 0 DISTRIBUTION STATEMENT A. Approved for public release; distribution is unlimited. Provided
5、by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-C-70478 (3) BL 7799706 0474437 3 MIL-C-70478 (AR) AMENDMENT 3 PAGE 9 4.4.2.1: Under drawing number, delete: 11938681711. And substitute: “9344043“. Under next high assembly, delete: 11938682011. And substitu
6、te: “9344044“. PAGE 10 4.4.2.2: Under drawing number, delete: l9386818Il. And substitute: 11934404211. Under next high assembly, delete: 1193868201v. And substitute: 11934404411. * Minor 204: Delete: “Length from center of holes to lower edge of bend“. And substitute: “Length from bottom edge to low
7、er edge of bend“. PAGE 11 4.4.2.3: Under drawing number, delete: t1938681911. And substitute: “9344035“. Under next high assembly, delete: 1f93868201f. And substitute: t1934404411. * Major 103: Delete: “True position of large holeIl. And substitute: “True position of large hole and slotll. * Major 1
8、04: Delete in its entirety. * Major 110 : Delete: “Distance between center line. . . II. And substitute: “True position between center line.“. 2 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-C-70478 (3) 81 E 999990b 0494438 5 E I I I I l I I l
9、I I l I I I I l I I I * MIL-C-70478 (AR) AMENDMENT 3 PAGE 12 4.4.2.4: Under drawing number, delete: 1193868201t. And substitute: I19344044lt. PAGE 13 4.4.2.5: Under drawing number, delete: I19386823l1. And substitute: 119344036“. Major 102: Delete: IILocation of shaft hexhole, 2 placesv1. And substi
10、tute: “True position of shaft hexhole, 2 placesll. Major 103: Delete in its entirety. PAGE 14 4.4.2.6: Under drawing number, delete: And substitute: 11934403711. PAGE 15 4.4.2.7: Under drawing number, delete: And substitute: 11934403811. PAGE 16 4.4.2.8: Under drawing number, delete: And substitute:
11、 lt9344O4l1l. PAGE 17 4.4.2.9: Cover 9386821 Major 107: Delete: “9386816“. “9386814“. “9386813“. I1Location of air test hole with outside diameter“. And substitute: IILocation of air test hole with center of coverll. 3 Provided by IHSNot for ResaleNo reproduction or networking permitted without lice
12、nse from IHS-,-,-MIL-C-70478 (3) 81 9 9999906 0494439 7 II MIL-C-70478 (AR) AMENDMENT 3 PAGE 18 4.4.2.10: Under drawing number, delete: And substitute: 111291034911. Delete : “Major 102 Tensile stress IlMajor 108 Misalignment of joint IlMajor 109 Diameter of hole in cross section PAGE 22 4.4.2.14: M
13、ajor 103: Delete in its entirety. Major 105: Delete: “Inside dimension“. And substitute: Major 106: Delete: Ilinside dimensionIl. And substitute: llDimensionll. Minor 202: Delete in its entirety. Minor 203: Delete in its entirety. “9386829“. 5 3.2 4.5.5“ 0.40% 3.2 Gagell 5 3.2 Gage“. 4 Provided by I
14、HSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-C-70478 (3) 81 9999706 0494440 3 U MIL-C-70478 (AR) AMENDMENT 3 PAGE 23 4.4.2.15 t Major 103: Delete in its entirety, Major 104: Delete: IvInside dimensionv1 And substitute: llDimensionlv. Minor 202: Delete in i
15、ts entirety. Minor 203: Delete in its entirety. Minor 206: Delete: “Depth of Interlocking CutoutsIv. And substitute: “Depth from interlocking cutout to inside flat“. PAGE 25 4.4.2.17: Major 103: Mad or 104 : Major 105 : 4.4.2.18 Minor 201 : Minor 202: Delete in its entirety. Delete in its entirety.
16、Delete in its entirety. PAGE 26 Delete in its entirety. Delete in its entirety. PAGE 27 4.4.2.19: Add: IlMajor 109 Flatness of body O. 40% IlMajor 110 Body end irregularities O. 40% “Major 111 Depth of body weldment O. 40% PAGE 28 4.4.2.20: Add: IlMajor 104 Inside diameter, minimum O. 40% 5 3.2 Gage
17、 3.2 4.5.10 3.2 Gage“. 3.2 Gage“ Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-C-70478 (3) 81 m 9999906 0494443 5 E I MIL-C-70478 (AR) AMENDMENT 3 PAGE 30 4.4.2.22: Major 101: Delete: llweldnutfl And substitute: “self clinching nut“. Minor 202:
18、 Delete in its entirety and substitute: “202 Pushout force improper O. 65% 3.2 Gage“ . Minor 203 : Delete: ftweldmentll. And substitute: “self clinching nut“. PAGE 31 4.4.3.4 Spring embrittlement: Delete: 119386818t1. And substitute: 1f934404211. 4.4.3.6 Tensile stress of gasket: Delete in its entir
19、ety. 4.4.3.7 Hardness of gasket: Delete: “9386829“. And substitute: 1t1291034911. PAGE 32 4.5.5 Delete paragraph 4.5.5 in its entirety. PAGE 33 4.5.10 Add: “Body end irregularities. Visually inspect the body end for any nicks, dents, qouqes, or mismatch. If a defect is evident, place a .O1 inch diam
20、eter wire on the defect and a one inch long block over the wire with the wire nested in the irregularity, gently press down on the block and remove the wire. If there is no evidence of resistance caused by the block, the part shall be classed defective.Il PAGE 34 6.1 intended use. Delete: “Tacticalf
21、1. 4.4.3.5 Hardness of spring: Delete: 11938681811. And substitute: 11934404211. 6 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,- MIL-C-70478 (31 81 = 999990b 0494442 7 MIL-C-70478 (AR) AMENDMENT 3 0 NOTE: The margins of this amendment are marked w
22、ith an asterisk or vertical line 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 notations. Bidders and contractors
23、 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. Custodian : Army-AR 7 Preparing activity: Army-AR (Project 8140-A839 ) Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
