1、- _ - MIL-P-60351 13 m 777770b 0337705 4 m . ._2 . MIL-P60351(MU) 30 NOVEMBER 1965 . MILITARY SPECIFICATION PRIMER, PERCUSSION, M68 METAL PARTS FOR 1. SC0P.E 1.1 This specification covers the parts for percussion primers, M68. 2. APPLICABLE DOCUMENTS 2.1 The following documents of the issue in effec
2、t on date of invitation for bids or request for proposals, form a part of this specification to the extent specified herein. SPECIFICATIONS . ,. MILITARY MIL-A-2550 -Ammunition and Spe- cial Weapons, Gena eral Specification for MIL-P-10025 - Packing and Marking for Domestic Ship. ment of Inert Am- m
3、unition Compo- nents; General Skcification for MIL-145607 - Inspection Equipment, Supply and Mainte. nance of STANDARDS MILITARY XIZL-STD-105 - Sampling Procedures and Tables for In- spection by Attri- 105) MILrSTD-109 -Quality Assurance Terms and Defini- tions MIGSTD-1168-Lot Numbering of Ammunitio
4、n MWTD-1235- Single and Multilevel Continuous Sam- pling Procedures and Tables for In- spection by Attri- butes butes (ABC-STD- DRAWINGS ORDNANCE CORPS 8838012 -Cup, Battery 8838015 -Plug, Firing 8838087 - Head 8838089 - Body PUBLICATIONS ORDNANCE CORPS IEL755.5472 -Index of Inspection Equipment Lis
5、ts (Copies of specifications, standards, drawings and publications required by contractors in connectioii- with specific procurement functions should be ob- tained from the procuring activity or as directed by the contracting officer.) Provided by IHSNot for ResaleNo reproduction or networking permi
6、tted without license from IHS-,-,-MIL-P-bO351 13 7797706 0337706 b 9 MIL-P-60351 (MU) . 3. REQUIREMENTS - t,r.,. .* .I_ I :;:i:. ! :.i;: , . I _I . . . 3.1 Material. Materials shall be in accord- ance with applicable drawings and specifica- tions. . . i : _. . .i,.,.-*; I ,I. -rr.:.: :. . I. * . 3 .
7、_ . ,. , . _. . ._ . . . . . . . i . -. _. . . 3.2 Percussion primers. The primers com- ponents shall comply with all requirements specified on Drawings (dwg.) 8838012, 8838015, 8838087, and 8838089 as applicable, and with all requirements specified in appli- cable specifications. 3.3 Hydrostatic te
8、st. The primer tubing shall withstand the application of a minimum (min.) hydrostatic pressure without rupture or indication of flaws, as evidenced by leaks, and without permanent deformation beyond drawing requirements, when tested as speci- fied in 4.4.1 (see 6.4). 3.4 Workmanship. All parts shall
9、 be fabri- cated and nished in a thorough, workman- like manner. They shall be dean and free of burrs, sharp edges, unblended radii, surface defects, cracks, chips, dirt, grease, rust and other. foreign matter. The cleaning method used shall not be injurious to any parts nor shall the parts be conta
10、minated by the clean- ing agent. All required marking shall be neat and sharply defined. 4. QUALITY ASSURANCE PROVISIONS 4.1 General quality assurance. provisions. Unless otherwise specified in the contract or purchase order, the supplier is responsible for the performance of all inspection require-
11、 ments as specified herein. Except as other- wise specified, the supplier may utilize his own facilities or any commercial laboratory acceptable to the Government. The Govern- ment reserves the right to perform any of the inspections set forth in the specification where such inspections are deemed n
12、ecessary to assure supplies and services conform to prescribed requirements, Reference shall be . . . . made to Standard MIL-STD-109 in order to define the terms used herein. The provisions of Specification MILA-2550 shall apply. : : -i I:;.;!; 2:*.I!.F:fL.;:. ,: . .:“ I.*. . I. 4.2.2 Inspections to
13、 be performed. Compo- nents will be subjected by the Government I. . : 1. I ,. .- .:I :;y: , _ . . _, _ - - : tion and any or all requirements of the applicable drawings. 4.2.3 Rejection. If any component fails to comply wimth any of the applicable require- ments, the initial production sample sKall
14、 be rejected. The Government reserves the right to terminate its inspection upon any failure of a component in the sample to comply with any of the stated requirements. In the event of rejection, the Government reserves the right to require the contractor to take cor- rective action and submit a new
15、 initial pro- duction sample or portion thereof. Until an initial production is accepted, the contractor is in no way authorized by the Government to initiate regular production unless other- wise directed by the contracting officer. 4.3 Inspection provisions. 4.3.1 Lot formation. A lot shall consis
16、t of inert components produced by one manufac- turer in one unchanged process, in accord- ance with the same drawing, same drawing revision, same specification, and same speci- fication revision. Drawing, specification, and process changes not affecting safety, per- formance or interchangeability, a
17、s deter- mined by the Government, shall not necessi- tate changing the ,lot interfix number. The examinations and tests listed herein shall be performed on inspection lots submitted in accordance th Standard MILSTD-105, MIL-STD-1235 as applicable. The criteria and procedures for the assignment of in
18、spec- tion lot interfk numbers shall be in accord- ance with Standard MIL-STD-1168. 4.3.2 Examhation. Inspection for Critical defects shall be 100 percent. Sampling plans and procedures for Major and Minor defects shall be in accordance with Standard MIL- STD-105 except that continuous sampling plan
19、s in accordance with Standard MIL- STD-1235 may be used if approved by- the procuring activity. Also, at the option of the procuring activity, AQLs and sampling plans may be appIied in individual charac- . teristics listed using an AQL of 0.65 percent to any or all of the examinations or testa speci
20、fied in 4.3.2 and 4.3.3 of this specifica- - -c-L-? - _= - I Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-P-60351 13 m 777770b 0337908 T MIL-P-60351 (MU) for each minor defect and an AQL of 0.40 percent for each major defect . Equipment 4.3.2.
21、1 Plug. firing (see dwg . 8838016) . necessary for the performance of the inspec- tions I. isted shall be in accordance with 4.3.4. -.-i-=.x-.-L- -.-.: . . . . Catego7ias Defecb Method of improtion Critical: None defined Major: AQL 0.65 percent 101 . 102 . 103 . 104 . 201 . Small diameter Gage 202 .
22、 Large diameter, maximum (max.) Gage Large diameter Gage Length and profile of point Gage Total length, min . Gage Length of pilot, min . Gage Minor : AQL 2.5 percent 203 . Length of pilot, Max . Gage 204 . Evidence of poor workmanship (see 3.4) Visual 4.3.2.2 Head (see dwg . 8838087) . Categories C
23、ritical: None defined Defecb Major: 101 . 102 . 103 . 104 . 105 . 106 . 107 . 108 . 109 . 110 . 111 . AQL 1.0 percent Pitch diameter of body thread Pitch diameter of case thread Major diameter of case thread Diameter of body pilot, max . Diameter of battery cup cavity Major diameter of body thread,
24、min . Diameter of percussion element cavity Depth of percussion element cavity Thickness of flange, max . Crack or split Flash hole missing or obstructed Minor: AQL 6.50 percent . . 201 202 . 203 . 204 . 205 . Concentricity between percussion element cavity and flash hole 206 . Concentricity of perc
25、ussion element cavity with case thread 207 Concentricity of flange with case thread 208 . Diameter of chamfer at mouth of percussion element cavity 209 . Diameter of flash hole 210 . Length to shoulder above body thread 211 . Length of body thread undercut, Max . 212 . Length of case thread undercut
26、, max, 213 . Length from rear face to case thread shoulder 214 . Diameter of shoulder between threads 216 . Distance between wrench slots 216 . Depth of wrench slots, min . 217 . Total length 218 . Depth of ash cavity 219 . Diameter and profile of flash cavity 220 . Length of body thread including t
27、hread undercut 221 . Thread undercut missing Major diameter of body thread max Diameter of flange Depth of battery cup cavity Diameter of body pilot, min . . Gage Gage Gage Gage Gage Gage Gage Gage Gage Visual Visual Gage Gage Gage Gage Gage Gage Gage Gage Gage Gage Gage Gage Gage Gage Gage Gage Gag
28、e Gage Gage Gage Visual Code No . (see 62) 01001 01002 01003 01004 01005 01006 01007 01008 Coda Na . 03001 03002 03003 03004 03005 03006 03007 03008 03009 03010 03011 03012 03013 03014 03915 03016 03017 03018 03019 03020 03021 03022 03023 03024 03025 03026 03027 03028 03029 03030 03031 03032 6- Prov
29、ided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-P-60351 13.W 7977706 0337707 L - MILP-60351 (MU) 222. Radius missing , L. Visual 223. Finish imprope Visual 224. Evidence of poor workmanship (see 3.4) Visual 4.3.2.3 Body (see dwg. 8838089). Categories
30、 Defect. Critical: 1. Flash hole missing Gage 2. Crack or split Visual Major: AQL 1.00 percent 101. Pitch diameter of thread Gage 102. Length of thread, min. Gage 103. Minor diameter of thread, max. Gage 105. 104. Wall thickness, min. Gage Thread stripped or otherwise damaged Visual . _. . Minor: 20
31、1. 202. 203. 204. 205. 206. 207. 208. 209. 210. 211. 212. AQL 4.0 percent Length of thread, max. Location of first row of holes Inside diameter min. Depth of counterbore, max. Diameter of counterbore . Total length, max. . Plug gage fails to pass completely trough body Body fails to pass through req
32、uired ring gage Concentricity of inside diameter with pitch diameter of thread Protective coating damaged (base metal exposed) Evidence of poor workmanship (see 3.4) Finish improper 4.3.2.4 Cup, battery (see dwg. 8838012). Categorise Defects Gage Gage Gage Gage Gage Gage Gage Gage Gage Visual Visual
33、 Visual Method of im#ecth Major: AQL 0.65 percent 101. Outside diameter, min. Gage 102. Thickness through bottom, maximum (max.) Gage 103. Length Gage 201. Diameter of hole Gage 203. Inside diameter Gage Minor: AQL 2.5 percent 202. Thickness through bottom, min. Gage 204. Outside diameter, max. : .
34、Gage 205. Flat missing from suiface at open end Visual 206. Evidence of poor workmanship (see 3.4) Visual 03033 03034 03035 Code Nv. 03001* 03002* 03003 03004 03005 03006 03007 I I 03008 03009 03010 03011 03012 03013 03014 03015 03016 03017 03018 03019 Gode No. 04001 04002 04003 04004 04005 04006 04
35、007 04008 04009 4.3.3 Testing. 4.3.3.1 Hydrostatic test (see 3.3) Critical defect-Code No. 05001. This test shall be conducted 100 percent, If any primer tubing fails to comply with the applicable require- ment, it shall be classed defective and no primer bodies shall be fabricated therefrom. The te
36、st shall be performed as specified in 4.4.1 using equipment specified in 4.3.4. 4.3.4 Inspect.ion eqitipment. Index of in- spection equipment No. IEL 7555472 identi- fies the iiispection equipment required to 5 / t. i - I - I _ . Provided by IHSNot for ResaleNo reproduction or networking permitted w
37、ithout license from IHS-,-,- MIL-P-bo353 33 m 777770b 0337730 perform the examinations and tests pre- scribed in this section. The contractor shall design inspection equipment in accordance with the instructions in paragraph 6.3. . . _. . , ;l. ,.:I! .-: -!i; :.,j .i s l:.,;.;:!. ;:i,;:;-: , . . .4.
38、 . : 0 a* : “ _. . .I . . .I .,. I . . , , . 4.3.4.1 Government rights to doczcmenta- tion. Inspection equipment drawings and lists provided and revised in accordance with the requirements of the IEL may be used by DOD activities for design, procurement, manufacture, testing, evaluation, production
39、and receiving inspection, overhaul, shipping, storage, identification of stuck, ordering and storage of replacement parts, inspection of items at overhaul, general maintenance of equipment, construction, survey and when- ever inspection equipment drawings are needed. 4.3.4.2 Szipply and maintenance.
40、 Supply and maintenance of the equipment listed on the IEL shall be in accordance with Specifi- cation MIL-1-45607. 4.3.4.3 Government use of contractors in- spection and test equipment. The contractor shall make available to the Government all inspection and test equipment necessary for determining
41、 conformance with contract re- quirements, Personnel for operating the equipment, and verification of its accuracy, shall be supplied by the contractor for the performance of examinatian or test by the Government. . %: 4.4 Test methods and procedures. 4.4.1 Hydrostatic test. Prior to machining, the
42、primer tubing shall be tested for not less than five seconds at the minimum hydro- static pressure as calculated by the following formula : P = (1.8 ST) divided by D where : . . -. . - -3 ,i,-(. I ,;. .:;*.i , .- I ,(.“.,;:! .?:;i .:y:; I .I-_ .i:; . , . I P = test pressure in pounds per square *. .
43、 inch (psi) . .: : _. -*. 1 -. . : . . ._ 8 S = minimum specified yield strength, psi T = specified minimum wall thickness D = specified maximum outside diam- Observation shall be made for rupture, or indication of flaws as evidenced by leaks, and for permanent deformation beyond drawing requirement
44、s. in inches eter in inches 5. PREPARATION FOR DELIVERY 5.1 Packing and Marking, 5.1.1 Leve2 C. Packing and marking shall be in accordance with Specificatim MIL-P- 10025. 6. NOTES 6.1 Ordering data. Procurement documenta (a) Title, number and date of this specification. (b) Data cards. Data cards sh
45、all be prepared for each lot in accord- ance with the information speci- fied in Standard MILSTD-1167. shall specify the following: 6.2 Inspection code numbers. The five digit code numbers assihed to the inspection herein are to facilitate future data collection and analysis by the Government. . 6.3
46、 Inspection equipment. The contractor shall design inspection equipment as required by the referenced Inspectian Equipment Lists (IEL) in accordance with the instruc- tions of paragraphs 6.3.1 through 6.3.7. 6.3.1 inspection eqzcipment lists. Inspection equipment lists indica., ;:.,., . *;,:.?. . 6.
47、3.3 and 6.3.4. Action required by the con- tractor with respect to commercial inspection = .;.:, . +. .+ . . - . . - equipment is described in 6.3.5. The contrac- tor will be required to prepare detailed draw- ings in accordance with 6.3.6 for all the equipment coded as “Contractor Design” in the nu
48、mber column. These contractor designs must be approved by the Government prior to fabrication or procuring of the equipment. Designs shall be submitted for approval as specified in 6.3.7. ,d. , I. .;: .:. . j+:.;:. ,; ,_ ,! :. ;?;.;.,.! ; .,. : *.: : _ o-. _. . . 6.3.7 Submission of contractor desig
49、ns. Designs shall be submitted for approval to the Commanding Officer, Picatinny Arsenal, ATTN : SMUPA-ND. Design review normal- Custodian: Army-MU ly will be accomplished within one month after receipt by Picatinny Amenal. Partial submission of inspection equipment designs is permissible and encouraged. However, the Arsenal completion date for design review will be based on the date of the final sub- mission
