1、- s-37- 03 MIL-M-70777 33 7777706 0357433 2 H i distribution is unlimited. . AGES. T Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-I. MIL-M-70777 13 7977706 0357432 4 MIL-M-70777 (AR) 2.1.2 Other Government documents, drawings and publications. The
2、 following other Government documents, and publications form a part of this specification to the extent specified herein. Unless otherwise specified, the i-ssues shall be those in effect on the date of the solicitation. DRAWINGS U.S. ARMY ARMAMENT, RESEARCH, DEVELOPMENT AND ENGINEERING CENTER ( ADEC
3、) 9245691 - Detonator, Electric, MlOO 9298456 - Lead Cup Assembly 9366664 - Slider 9366668 - S&A Assembly 9366678 - Transfer Lead Assembly , 9366684 - Slider Assembly 12555281 - Acceptor Lead Assembly (Copies of specifications, standards, handbooks, drawings, publications and other Government docume
4、nts required by contractors in connection with specific acquisition functions should be obtained from the contracting activity or as directed by the contracting activity. 2.2 Other publications. The following document(s) form a part of this specification to the extent specified herein. Unless otherw
5、ise specified, the issues of the documents which are DOD adopted shall be those listed in the issue of the DODISS specified in the solicitation. Unless otherwise specified, the issues of documents not listed in the DODISS shall be the issue of the nongovernment documents which is current on the date
6、 of the sol ic i tat ion. CODE OF FEDERAL REGULATIONS Title 49 - Transportation, Parts 100-199 (Applicati-on for copies shoud be addressed to: Code of Federal Regulations is available from the Superintendent of Documents, U.S. Government Printing Office, Washington, D.C. 20402. Orders should specify
7、, “49 CFR 100-199 (latest revisions) I) . 2.3 Order of precedence. In the event of a conflict between the text of this specfication and the references cited herein (except for associated detail specifications, specification sheets or MS standards), the text of this specification shall take precedenc
8、e. Nothing in this specification, however, shall supersede applicable laws and regulations unless a specific exemption has been obtained. 2 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-M-70777 l13 m 37379Ob 0357433 b m 3. REQUIREMENTS 3.1 Mate
9、rials. Materials shall be in accordance with the applicable drawings and specifications. 3.2 Transfer lead assembly. The transfer lead assembly shall comply with all requirements specified on drawing (dwg.) 9366678, all associated drawings, and with all requirements specified in applicable specifica
10、tions. 3.3 Transfer lead assembly output. The transfer lead assembly shall when initiated must produce a minimum dent of .O09 inch and a minimum average dent of .O13 inch in the witness plate (6061-T6 aluminum plate with 1/4 inch minimum thickness). i r 3.4 Transfer lead assembly functioninq. The tr
11、ansfer lead assembly shall function the lead cup assembly high order as - - evidenced by detonation of the lead-cup. 3.5 Temperature conditioning and functioning of transfer lead assembly . 3.5.1 Hot temperature. The transfer lead assembly shall function the lead cup assembly high order as specified
12、 in 3.4 after conditioning (4 hrs. min.) at 156 - + SF and tested at a temperature of 125 - + S0F. 3.5.2 Cold temperature. The transfer lead assembly shall function the lead cup assembly high order as specified in 3.4 after conditioning at -40 - + 50F and tested at a temperature of -25 4- 50F. - 3.6
13、 Waterproofness test of transfer lead assembly. The transfer lead assembly shall be waterproof as evidenced by proper output after being immersed in water maintained at 70 + 1 degrees Fahrenheit (OF) at a depth of 2 inches minimum from the surface to the top of the assembly for a period of 40 hours
14、minimum. 3.7 First article inspection. This specification contains technical provisions for first article inspection. Requirements for the submission of first article samples by the contractor shall be as specified in the contract. 3.8 WorkmanshiE. All parts and assemblies shall be fabricated and fi
15、nished in a thorough, workmanlike manner. They shall be free of burrs, chips, sharp edges, cracks, unblended radii, surface defects, dirt, grease, rust, corrosion products, -and other oreign matter. The cleaning method used shall not be injurious to any parts, nor shall the parts be contaminated by
16、the cleaning agents. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-M-70777 13 W 7779706 0357414 B W MIL-M-70777 (AR) 4. QUALITY ASSURANCE PROVISIONS . 4.1 Responsibility for inspection. Unless otherwise specified in the contract or purchase ord
17、er, the contractor is responsible for the performance of all inspection requirements as specified herein. Except as otherwise specified in the contract or purchase order, the contractor may use his own or any other facilities suitable for the performance of the inspection requirements specified here
18、in, unless disapproved by the Government. The Government reserves the right to perform any of the inspections set forth in the specification where such inspections are deemed necessary to assure supplies and services conform to prescribed requirements. 4.1.1 Responsibility for compliance. All items
19、must meet all requirements of sections 3 and 5. The inspection set forth in this specification shall become a part of the contractors overall inspection system or quality program. inspection requirements in the specification shall not relieve the contractor of the responsibility of assuring that all
20、 products or supplies submitted to the Government for acceptance comply with all requirements of the contract. Sampling in quality conformance does not authorize submission of known defective material, either indicated or actual, nor does it commit the Government to acceptance of defective material.
21、 F 8 The absence of any 4.2 Classification of inspections. The following types of inspection shall be conducted on this item: a. First Article Inspection b. Quality Conformance Inspection 4.3 First article inspection 4.3.1 Submission. The contractor shall submit a first . article sample as designate
22、d by the Contracting Officer for evaluation in accordance with provisions of 4.3.2. The first article sample shall consist of the following items in sample quantities as indicated. .Part Description Disc, Closure Cup, Transfer Lead .Transfer Lead Assembly Dr awinqs 9366680 9366679 9366678 Quantity 2
23、5 25 -175 (Note) NOTE: Fifte-en (15) of these assemblies shall be assembled using the procedure specified in 4.5.3 to obtain the density of the explosive charge. 4.3.2 Inspection to be Performed. See MIL-A-48078 and Table I herein. 4.3.3 Rejection. See MIL-A-4f078 and Table I herein. Provided by IHS
24、Not for ResaleNo reproduction or networking permitted without license from IHS-,-,-I I I I I l I I I 1 I I t I I I I I I 1 I l I I I I i I I I t I I j I I I I l t I l I 1 1 1 rl 8 rl Y ff rn c, F: a, F: O pi u a F: rd 31 d A E a, ul rn 4 a Id a, 4 LI a, rcl rn F: m :I3 8 !LI f I MIL-M-70777 33 m 779
25、7706 0357435 T m. r-lcv 0 . cv cv Nme m mua m m mmm m mmm . . . . rlcv cv cvcvd II I III orl rl rld0 II I III O0 o oom I O lmu u umrl a F: rd tri c .rl a, F: tri O c, IG .FI u a F: a, O 3 u .I4 s .d rn .a, O a,F:%Ircl pio o o E*& o o ma, L) n II Provided by IHSNot for ResaleNo reproduction or networ
26、king permitted without license from IHS-,-,-MIL-1-70777 33 W 7777E306 0357436 3 W 4.4 Quality conformance inspection. 4.4.1 Inspection lot formation. Inspection lots shall comply with the lot formation provisions of MIL-A-48078. In addition, inspection lots of transfer lead assemblies shall contain:
27、 . PBXN-sr seived in accordance with Dwg. 9366678, from one batch or blending of batches which results in homogeneity of PBXN-5 used in loading the entire lead cup assembly. b. Parts o one lot interfix number from one manufacturer. 4.4.2 Examination. See MIL-A-48078. a. Sampling plans. Unless otherw
28、ise specified in the Classification of Defects and Test Tables, sampling plans for major and minor defects shall be in accordance with MIL-STD-105, Inspection Level II. 6 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-rl b t rl iT aJ u s rn O rl u u
29、 rn 4 1 *rl !a NIL-N-70777 33 7777706 0357437 3 M cv cvm m mm ab dp dp O mdp w wo O Orl bb a al c E .FI rn -2 u4 v) LIU al aJ alo 5 c rl m cy c G u m m u m PI al al v1 rl B I 7 . i L. I Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-U 3 I- I- t- O t
30、- A A 2 if c if t) n 8 YI d Y Y Z O F O K 2 E c - U r 3 I- E L O L X 3 I - 2 n Y 3 U a I) - 3 2 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-r k? n LL w 8 I I I 8 rl Fi al .d Fi Fi a a a al ri -m E 3: MIL-M-70777 13 W 777770b 0357q23 7 m. rlrl ri
31、rda a II I rnrn rn .d .d .d 33 3 cvcv rl mo m O. 0 dpdp dp O0 In * (o O0 0- O. a al e .d W al a $ 13 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-rl b t li 8 Co cv di * *. - MIL-M-70777 13 M 779970b 0357424 O -1 N N m m dP dP O rr) di Io O O a a V
32、I a, x O a k a, 4J 5 O a a, br LI W O & a, P c e, u aJ U u E H zl 5 8 cn C .rl rl dl Ja QI L n O h I- E L 4 14 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-M-70777 13 979970b 0357425 2 I cl 2 c cvcv cvcv mm mm am a. dpdp dpdp O0 mm *e WDID O0
33、O0 a. a. al rn O O E: I u O U . 15 F Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,- MIL-M-70777 13 E 997770b 0357426 4 6 MIL-M-70777 (AR) e 4.43 Testing. Testing is described in the First Article and Quality Conformance Inspection Tables. 4.4.4 Ins
34、pection equipment. The inspection equipment reauired to perform the examinations and tests prescribed herein is -described-in the “Paragraph Reference/Inspection Method“ column in the tables starting with Paragraph 4.4.2.1. The contractor shall submit for approval inspection equipment designs in acc
35、ordance with the terms of the contract. See MIL-A-48078. 4.5 Methods of inspection. 4.5.1 Dimensional control of stamped parts. In place of the fi I normal sampling associated with the Classification of Defects, and with the approval of the Contracting Officer, a sample of at least ten (10) parts sh
36、all be dimensionally inspected to qualify the tool used in the stamping process for use in production. In addition, a random sample of five (5) parts shall be selected from the last portion of each hours production for dimensional inspection as a control of the tool during production. If any defecti
37、ve parts are found during qualification of the tool, the tool producing the defective part shall not be used in product i on . x If any defective parts are found when inspection is performed for control of the tool, the tool producing the defective part shall be removed from production. Further, tha
38、t portion of production since the last tool control check shall be returned to the contractor for correct i ve act ion . All tools removed from production because of some fault, may, The contractor may request a change of after reworking, be returned to production providing they pass the qualificati
39、on test above. inspection frequency providing he presents objective evidence to the Contracting Officer to substantiate the request . 4.5.2 Moisture and volatiles content of explosive charge. The contractor shall provide adequate controls to insure compliance with the applicable requirements. The mo
40、siture and volatiles content of the explosive charge shall be determined at. the loading station at the time of loading. This determination shall be made at least once each four (4) hours of production. Sampling and testing of the explosive charge shall be in accordance with MIL-STD-650, Method 1015
41、. In addition, if the moisture and volatiles content fails to comply with the requirement specified on the applicable drawing and loading has not begun, the explosive charge material shall be rejected until corrective action has been taken as verified by repeating the moisture and volatiles content
42、determination. If loading has begun, lead cup assemblies loaded with the non-conforming explosive charge shall be rejected. 16 c. . Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,- MIL-M-70777 13 ii77iOb 0357Li27 b MIL-M-70777 (AR) 4.5.3 Density of e
43、xplosive charge. A minimum of two (2) assemblies, representative of the transfer lead assemblies being processed, shall be loaded and the densities determined to qualify each press prior to its use in production. In addition, a sample of two (2) assemblies shall be processed during the last portion
44、of each one (i) hours production from each press and the density determined as a control of each press during production. o If any aefective assembly is found when inspection is performed for control of a press, the press producing the defective assembly shall be removed from production. Further, th
45、at portion of production since the last control check shall be a returned to the contractor for corrective action. All presses removed from production because of some fault, d may, after corrective action, be returned to production providing they pass the qualification test above. of the explosive c
46、harge b The following procedure shall be used to determine the density a. Weight empty lead cup (grams). b. Measure bottom thickness (inches) . c. Measure wall thickness (inches). d. Load cup. e. Weight loaded lead cup (grams) . f . Measure height to top of charge (inches) . g. Measure outside diame
47、ter of loaded lead cup (inches). h. Calculate weight of charge (e-a) (grams). i. Calculate height of charge (f-b) (inches) . j. Calculate volume of explosive charge (cubic centimeters) = (-7854) x (16.39) x (g-2c) x (g-2c) x (i)* k. Calculate density of explosive charge (above) . (grams per cubic ce
48、ntimeter) = (h/j). specified on the applicable drawing, it shall be classed defective. This is a -destructive test. Assemblies so tested shall not be returned to the lot. If any assembly fails to comply with the density requirements i NOTE: When weighing in water, use distilled water containing a suitable-wetting agent, e .g . “Aerosol“ (lcc per 250cc- distilled water) . 17 1 8. . Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-I NIL-U-70777 13 = 7797906 0357428 8 MIL-M-70777 (AR) 4.5.4 Functioning output. The transfer lead assembli
