1、 INCH-POUND MIL-F-71149 (AR) AMENDMENT 705 March 2001_ SUPERSEDING AMENDMENT 603 February 1999 MILITARY SPECIFICATION FUZE, POINT DETONATING, PRACTICE, M779 WITH PYROTECHNIC SIGNATURE CARTRIDGE This amendment forms a part of MIL-F-71149 (AR), dated 01 November 1993, and is approved for use by the U.
2、S. Army Armament Research, Development and Engineering Center, and is available for use by all Departments and Agencies of the Department of Defense. PAGE 4 3.10, Delete in its entirety and substitute: “3.10 Ogive weld and mechanical joint test. The ogive shall withstand an axial pulling force of 50
3、 + 5 pounds on the ogive when applied to the forward joint and the rear section joint after it is properly assembled to an M779 fuze body.“ PAGE 7 4.3.1, under Part Description: Delete: “Packing Preformed AMS 3303 O-Ring 12929048 10“ Delete: “Body, Fuze . 12944162“.and substitute: “Body, Fuze . 9343
4、991“ Delete Part Description “Metal Parts Assembly, Fuze M779“ and substitute: “Metal Parts Assembly“ 1 of 5 AMSC N/A FSC 1390 DISTRIBUTION STATEMENT A. Approved for public release; distribution is unlimited. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from I
5、HS-,-,-MIL-F-71149 (AR) AMENDMENT 7 2 Add the following: Under Part Description: “Ball, Setback“ Under Drawing: “12988976“ Under Quantity (EA): “10“ * Under Part Description Drawing Quantity (EA): Delete: “Chamber“ “12944178“ “10“ and Substitute: “Thin Bottom Chamber“ “12957043“ “10“ PAGE 8 Table I,
6、 under Examination or Test: Delete: “Body, Fuze (Dwg. 12944162)“ and substitute: “Body, Fuze (Dwg. 9343991)“ PAGE 12 * Table I: Under Examination or Test, Delete: “Chamber, Fuze (Dwg. 12944178)“ and Substitute: “Thin Bottom Chamber (Dwg. 12957043)“ PAGE 13 Table I, Section pertaining to the Packing
7、Preformed AMS 3303 O-Ring: Delete in its entirety. PAGE 14 Table I, Under Loading Assy, Fuze M779: Delete: “Fuze chamber operation test and substitute: “Fuze sleeve and chamber operation test“ Under Conformance Criteria: Delete: “25“ and substitute: “50“ Under Fuze, PD, Practice, M779: Delete: “Fuze
8、 sleeve and chamber operation test . 50 ea . 3.9 . Test/4.5.16“ Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-F-71149 (AR) AMENDMENT 7 3 Table I: Under Examination or Test: “Ball, Setback (Dwg. 12988976) Examination for defects“ Under Conforman
9、ce Criteria: “10“ Under Requirement Paragraph: “3.2“ Under Inspection Method Reference: “4.4.2.26“ PAGE 19 4.4.2.1, Major 111: Delete: “True position of minor striker hole to rear cavity“ and substitute: “Location of minor striker hole“ 4.4.2.1, Sheet 1 of 3, Drawing Number: Delete existing drawing
10、number and substitute “9343991“ PAGE 20 4.4.2.1, Sheet 2 of 3, Drawing Number: Delete existing drawing number and substitute “9343991“ Delete Major 120 in its entirety. PAGE 21 4.4.2.1, Sheet 3 of 3, Drawing Number: Delete existing drawing number and substitute “9343991“ * 4.4.2.1, Delete Minor 206
11、in its entirety. PAGE 22 4.4.2.2: Minor 203: Delete in its entirety. PAGE 35 * 4.4.2.15: Delete the title and Substitute: “Thin Bottom Chamber“ Delete the drawing number and Substitute: “12957043“ Delete the classification “Special A“ and Substitute: “Major 107“ Provided by IHSNot for ResaleNo repro
12、duction or networking permitted without license from IHS-,-,-MIL-F-71149 (AR) AMENDMENT 7 4 PAGE 42 4.4.2.21, Delete in its entirety. PAGE 43 4.4.2.22, Delete “Fuze M779“ from the title block. PAGE 44 4.4.2.22, Major 102: Delete in its entirety. Add Minor 203 as follows: “203 . Setback pin hole seal
13、 missing or not adhering . V . 3.2 . Visual“ 4.4.2.22, Delete “Fuze M779“ from the title block. PAGE 48 Add Paragraph 4.4.2.26 as follows: PARAGRAPH TITLE Ball, Setback Sheet 1 of 1 DRAWING NUMBER 12988976 4.4.2.26 NEXT HIGHERASSEMBLY CLASSIFICATION EXAMINATION OR TEST CONFORMANCE CRITERIA REQUIREME
14、NT PARAGRAPH INSPECTION METHOD REFERENCE Critical None defined Major 101 Diameter of ball (Two places See Note 1.) III 3.2 Gage Minor 201 Poor workmanship V 3.16 Visual NOTES: 1. The second diameter of ball measurement shall be taken 90o(normal) to the axis of the first diameter of ball measurement.
15、“ Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-F-71149 (AR) AMENDMENT 7 5 PAGE 50 4.5.5, Line 2, after the word “fuzes“ add the following: “(For lot acceptance testing, primed hulls with inert filler may be substituted for the full-up spotting
16、 cartridge. Primed hulls shall not be dropped more than one time before being discarded.).“ PAGE 52 4.5.9, Line 3, Delete: “of 10 +/- 2 pounds“ and substitute: “in accordance with drawing 9344005“ The margins of this amendment are marked with an asterisk, or vertical line to indicate where changes (
17、additions, modifications, corrections, deletions) from the previous amendment were made. This was done as a convenience only and the Government assumes no liability whatso-ever for any inaccuracies in these notations. 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. Custodian: Preparing activity: Army-AR Army-AR (Project 1390-0881) Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
