1、 MILiW.48369 (PA) 2 August 1974 MILITARY SPECIFICATION WARHEAD SECTION, GM, PRACTICE, LIGHTWEIGHT: 252 PARTS AND ASSEMBLING This Specification is approved for use by all Departments and Agencies of the Department of Defense. 1, SCOPE 1.1 This specification contains requirements not normally covered
2、by the drawings and provides qualzty assurance provisions for the fabrication of parts and assembling of the Warhead Section, GM, Practice, Lightweight: M252. 2, APPLICABLE DOCUMENTS 2,l The follo%ing documents of the issue in effect on date of invitation for bids, or request for proposals, form a p
3、art of this specification to the extent specified herein, SPECIFICATIONS MILITARY MIL-T-50 21 - Tests Aircraft and Missile Welding 0p.erators Qualifica- tions MIL-1-6812 - Bolt, Aircraft MIL-1-6866 - Inspection Process, Magnetic Particle MIL-S-77 4 2 - Screw .threads, standard, optimum selected seri
4、es; General Specification for Assurance Provisions, General Specification for MIL-A-48078 - Ammunition, Standard Quality Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-W-48369 13 999790b 0319L129 7 -I MIL-W-48369 (PA) STANDARDS MILITARY MIL-STD-
5、 4 5 3 MIL-STD-1168 - Inspection, Radiographic - Lot Numbering of Ammunition DRAWINGS PICATINNY ARSENAL PRODUCT AND PACKAGE DRAWINGS 9 21 669 O - Shipping and Storage Container for Lance Warhead Sections and Adaption Kits, Pkg and Mkg Lightweight,M252 10246025 - Warhead Section, GM, Practice; INSPEC
6、TION EQUIPMENT DRAWINGS. 11430242 1143024 3 - Rtlnout Fixture Plate, M252 Warhead - Instruction Tag Runout Fixture, M252 2.2 Other publications.-The following documents form a part of this specification to the extent specified herein. Unless otherwise indicated, the issue in effect on the date of in
7、vitation for bids or request for proposal shall apply. ASTM E 18-67 - Tests for Rockwell Hardness and Rockwell Superficial Hardness of Metallic Materials 3 e REQUIREMENTS 3.1 Material.-Materials shall be in accordance with the applicable drawings and specifications . 3,2 Parts.-The parts shall compl
8、y with all requirements specified onawing E10246025, all associated drawings, and with all requirements specified in applicable specifications. (including quenching-and-tempering, normalizing, normalizing- and-tempering, annealing, and stress-relieving) operations, shall be performed in such a manne
9、r as to produce the 3.3 Mechanical properties.-Cold-working or heat-treating 2 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-W-48369 (PA) specified properties uniformly through-out the entire lot , The contractor shall determine the detailed pr
10、ocedures to produce parts meeting the required mechanical properties . These procedures shall be documented and submitted with the first article sample to. the Contracting Officer, Changes in these procedures shall also be documented and submitted to the Contracting Of ricer , 3.4 Weldin .-All skin
11、welds shall be reasonably smooth and free o + craters. They shall exhibit characteristics of good fusion, penetration, and soundness of deposit representative of good welding practice, be such as to prevent warpage beyond dimensional requirements. The process shall 3.4.1 Qualification of Welders .-O
12、nly welders qualified in accordance with Specification MIL-T-5021 shall be permitted to weld steel componentse A complete qualification test for each welder or welding operator-in making warhead skins shall consist of? making butt weld qualification test coupons in accordance with Specification MIL-
13、T-5021. must satisfactorily pass the test specified in Specification The test coupons MIL-T-5021 304.2 to the weld shall not be more than .O10 below the surface of the joined part. Material. .sa U - ww mnmnnnnnnni o o o o o 0-0 O000 o c o .o o o o o o O000 o 1 drl PldddddFIddd# i 9) 5 o o k F k -0 1
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15、a* a* E B Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-5 5 N 8 .N B ii B a R ii O ;p . .- . , :. . -. w UUW w n wmwnn w o O00 o o 00000 UI s 9. -557%5 tn 5 52s o O00 o o 00000 o e. -. . Provided by IHSNot for ResaleNo reproduction or networking pe
16、rmitted without license from IHS-,-,- - I . -. -1 *o0 .o .*:ma a 044 O000 O0 QO.0 6 1 I I % I o * 8 O Q, k O o 8 i. I Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-.-. - - -a- c 9 . Li FI 8 rl 8 nnnn u rlr4drl o o O0 o O0O0 e3 SS.4 o nnnn 0000 . O0
17、00 o i- aa I . ml . . _ ,. 1 . . I Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-. ._ . - . . . - - -. - rl b l4 a -0 d ic O 31 4I Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-. -.- O rl e- r( N
18、rs a. e. O b . - .- . . - . . . ,- .,.-. . . - . / . ,. . .-. . . . Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-unwu u O000 Ln WWUW O000 aana 1 Q 8 d a a o a e ._ o Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
