1、XIL-P-20449c (E-lu) NIL-P-SO440i3 (Nu) _ 18 October 1965 SJPEFSEDING . 15. September E63 2nd KIL-P-46408A (IITtf) 5 Sestembel? 1963 MILITARY SPECIFICATION PRIMER, ERCUSSION, M61 PARTS AND LOADING, ASSEPBLING AND PACKING 1. SCO?E 1.1 ThSs specification covers the parts and the loading, assembling and
2、 packing for one type of init4ating device designated as Wimer, Percussion, M61. re 2. APPLICABLE DOCUMEhTS 2.1 The following documents of the issue in effect on date of Znvitation for bids, or request for proposals, form a part of this specification to * General MIL-1-45607 - Inspection Eqliiprnent
3、, Supply and Specification for Maintenance of STANDARDS MILITARY MIL-STD-105 NIL-STD-109 ML-STD-1168 - Lot Numberinr Attributes (AX-STD-105) - Quslity AssuZance Terms and Definitions Sampling Procedures ar,d Tables for Inspection b;T Attributes FSC: 1390 Provided by IHSNot for ResaleNo reproduction
4、or networking permitted without license from IHS-,-,-MIL-P-20449C (NU) DRAWINGS U. S, AREY MUNTTIONS XMMAN 8831157 - ?rimer, Percu.ssicn, I461 Assembly 8861059 - .Box, Set-up, Packiag, Ammunition, Inner and Wtrr for Percussion Plmer, M61 8861060 - ax, Packing, Amunition for Percussion Frimer, M6L PU
5、BLICATIONS U. S. ARMY MUNITIONS COMMAND ET - 8831157 - EqGipment Tabulation (Copies of specifications, standards, drawings and publicattons requlred by contractors fin connection with specific procurement functions should be obtained from the procuring activity or as directed by the contracting cffi
6、cer.) 3. REQUIREMENTS 3.1 Parts.- The parts shall be in accor6ance with app7Lcable drawings and specif icattons . 3.2 Primer assembly.- The primer assembly shall comply with all requirements specified on Drawing (dwg.) 8831157 and wi%h all requirements specified in applicable s2ecifications. of a fi
7、ring failure (see 6.5 P when tes-bed as follows: 3.3 Functioning.- The rimer assembly shall not show evidence 3.3.1 Sensitivity.- The primer assembl shall fire wikhout any evidence of failure when a m _. 4.2.3 iie jection. - If ar:y componect fails to .comply with any of the applicable requ-Arements
8、, the first =ticLe sample shdl be rejected. inspectionupon any failure cf a comporrent to coaiply with aEy of the stated requirements. The Government reserves the right to terminate its 4,3 Inspection provisions 4.3.1 Lot formation.- The term 170tt as used throughout this speclfication refers to an
9、impection tot, which is defined as an essentially homogeneous collection of v.nits of product from which a representative sample is drawn 2nd irispected to determine con- formance of the lot with applicable requirements. The sample selected shall represent only that quar-tity of units from wkich the
10、 sample was drawn and shall not be construed to represent any prior or subsequent quantities presented for inspection. Homo- geneity Ehall be considered to exist provided the lot has been produced by one manufacturer, in one unchanged process, in accordance with the same drawing, same drawing revisi
11、on, same SpecLfication and same specification revision and complies with the provisions for submission of product as specified in MIL-STD-105. Changes to the process, specification, or drawing not affecting safety, performance, interchangeability, or storage, as determined by the Government, shall n
12、ot be deemed to alter the homogeneity of the lot, All material submitted for inspection in accoidance with this specification shall comply with the homogeneity criteria speczfied. herein regardless of the type of sazpling procedure which is applied to determine conformance with requirements. Lot num
13、berirrg, as required, shall be in accordance with XIL-STD-1168, Each lot of primers shall captain: batches which results in homcgeneity of all prircer mixture trsed in load9ng the entire primer lot, a. 2arts of one lot interfix number from one manufmture?, b. 3rimer mixture ckarge from one batch or
14、blending of 5 i Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-P-20449C (MU) _.- 4.3.2 Exm1nation.- Inspection fcr CritLcal. defects (End Major defects, when so specified) 4.1211 be 100 psrcent. SwLplLr? plans ELEC procedures for Major and Kncr
15、defects shall be in accordance with MIL-STD-105 except that. contim or cracked Visual e5003 Ma jcr : AQL 1,OO percent 101, Total length, ma. GEge 05002 102. Outside diameter, max. Gage .O5003 103. Anvil missing, inverted, cocked, loose or damaged to extent that function is impairedo.:.oe Visual 0500
16、4 704. Explosive on exterior; Visual 05005 105.- Cup dented or distorted . Visual 05006 Minor: AQL 0.65 percent 201. Evidence of poor workmanship other than specified in Critical above (see 3.4) Visual OS007 4.3,2.6 Inner set-up box, prior to sealing (see dwg. 8861059). Categorles Defects Kethod of
17、Code No. Inspect ion Critical: None defined MaJor : A listed in the ET she11 be in accordance with MIL-1-45607. 4.4 Test methods and procedures . I t Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-P-204q7C L3 H 7977906 0301004 b W MIL-P-2044% (K
18、U) then, with the flat end of a wooS.en rot-, gently and carefully crush the lumps agE.inst the asbestos mat. Allow the solvent to drain throt-gh the mat without suction. 15 ml. .portions of Chloroform, CompLeteness OZ extraction Kay be tested fcr at this point by adding 1 or 2 drops of the chlorofo
19、rm filtrate, 2 drops of alcoholic potassi- hydroxide solution ( 1 Nolar) on a white spot plate. extraction. portions of chloroform until it is as shown by test. Draw air through the crucible until no odor of chloroforn remains, and residue at 100 degrees Centigrade (C). for 15 minutes, cool in a des
20、iccator, and weigh. trinitrotoluene in the sample. RepeEt this extraction-with 2 more A red coloration indicates incomplete If extraction is not complete, continue with 15 ml. Dry the crucible Calculate the loss in weight to percentage of 4.4.2.2 Antimony sulfide.- Prepare 25 percent saturated ammon
21、ium acetate solutLon by dsluting ea“,ated amnoniun acetate sclution with 3 times its volume of water. crucible from the trinttrotoluene determination with 20 ml. of warm 25 percent saturated moniwi! acetate sclution. Allow the solution to remain in contact w2th the residue for 10 minutes, breaking u
22、p any lumps with the flaftened end of a glass rod. suction draw off the solvent into a clen flask, and repeat the extraction with 2 more 20 ml. portions of warm solution. At the end of the third lxeatment completeness of extraction may be tested for by treating 1 or 2 drops of the ammonim acetate fi
23、ltrate with 2 drops of dilute nitric acid and 2 drops of slightly acidified ferric alum solution on a white spot plate. If extraction is not complete, as shown by a red coloration, continue treatment of the residue with 10 ml. portions of the solvent, when extraction is complete, as shown by absence
24、 of red coloration when %wo drops of the filtrate are tested, wash the crucible and resieue thoroughly with water, collecting the washings with the monium ace5ate filtrate, residue with alcohol and ether, and aspirate until the odor of ether is no longer detectable. Then place the crucible with cont
25、ents in an oven at 100 degrees Centigrade for 15 minutes, and cool in a desiccator, and weigh. weight of the empty crucible and calculate the difference to percentage of antimony sulfide in the szmple. Treat the residv.e in the By means of Wash the Subtract frorn this weight, the 13 .I Provided by I
26、HSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,- MIL-P-20449C (MU) 4.4,2.3 Lead thiocyanate.- Transfer the filtrate 2nd washings from the antimony sulffde determination to a 400 ml. beaker, The volune should be betqeen 150 and SCO nl. Add 2 ml. of glacial acetic
27、acid and heat the solu6ion to-3oiling. W-ile stirring vigorously, slowly add 8 ml. cf 5 percent potassrun! . dichromate solution. Stir for 1 or 2 n:inutes lcrger, then Figes, on , steam bath for 1 hour, with freqcent stiyring. The pre cipitate should have a reddish-orange color. on a tared filterlng
28、 crucible, wash with hot water, and dry the crucible and precipitate for 2 hours at 100 degrees (C.), ccol in a desiccator, and weigh. Calculate the increase in weight to percentage of lead thiocyanate in the sample. Catch the precipitate Lead thiocyanate = 100.05 x lead chromate 4.4.2.4 Potassium p
29、erchlorate plus gum.- Subtract the sum of the percentages of trinitrotoluene, antimony sulfide, and. lead thiocyanzte from LOO and report remainder as percentage of potassium chlorate plus gum. . 5. PREPARATION FOR DELIVERY 5.1 Preservation and packaging 5.1.1 Level A.- The percussion primer assembl
30、y shall be preserved and packaged in accordance with dwg. 8861059. 5.2 Packing 5.2.1 5.3 Level C.- The outer Set-up boxes shall be pcke6 as specified on dwg. 8861060. with dwgs. 8867059 and 8861060. Marking,- The containers shall be marked in accorance c 6; * NOTZS 6.1 Ordering data.- Prccurement c,
31、ocunents shall specify the following: lot in accordance with the irzorrnztion specified in Standard a. Title, number an6 date of this specification. b. Data cards.- Data cards shall be prepared for each MIL-STD-1167 14 Provided by IHSNot for ResaleNo reproduction or networking permitted without lice
32、nse from IHS-,-,-MIL-P-20g49C 13 9777706 0301006 T U t 1 *.- . * , . I. _/- I MIL-P-ZO449C (MJ) c. Submission of first article quantity.- Instructions as to the location of %he facility at which the evaluat-on cf the first artaele quan5ity shall be carried out mzy be obtained from the cnkracting off
33、icer. 6.2 Inspection code numbers.- The Flve digit code numbers assiGned to the inspections kerein are to facilltate future data collection and analysis by tke Government. ins ection equipment as required by the inspection Equipment Lists (ELY referenced on the applicable ET in accordance with the i
34、nstructions of paragraphs 6.3.1 through 6.3.5. Inspection equipment lists (EL).- Inspection equfpmen3 lists indicate the availability of inspection equipment desrgns by showirg in the “number“ column of the list of inspection equipment (Form SMUPA 1010) the numbers of drawings or Federal Stock numbe
35、rs of existing equipment designs, OP codes as inacated in pmagraph 6.3.2. Design action required of the contractor is described in paragraphs 6.3.3 and 6.3.4. The contractor will be required to prepare detailed drawings In accordance with 6.3.4 for a11 the equipment coded as “Contractor Design“ in t
36、he number column. prior to fabrication or procuring of the equipment. Designs ehall be submitted fop approval as specified in 6.3.5. equipment as defined in 6.3.3 and 6.3.4 will be designated in the EL by the following codes: 6.3 Inspection equipment.- The contractor shall design 6.3.1 These contrac
37、tor designs must be approved by the Government 6.3.2 Inspection equipment list codes.- The inspection CD - Contractor design on controlled contractor format Mu - Army design, mandatory for use. and/or comercial equipment. 6.3.3 Army designs.- Army designs are reflected on detailed n eawings which co
38、mpletely depict all the infomation necessery -or the fabrication of the item of inspectlon equipment. The con- tractor need provide no design when an Army design is listecl for an item of inspection equipment. Army designs fall into two basic classifications; mandatcry (eesignated MU“) and non-manda
39、tory (indicated by drawing or Federal Stock Number). h%en an inspection . I f .Ld Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-P-20649C (MU) equipment list references macdatory Ar:y designs, the contrmtor shal7 conply with, and use these des-g
40、ris accordingly. The con- tractor may, however, Ln cormecticn wLth non-mandatory designs, design.alternate inspection equipment er use comparable comercial equipment to fkcilltate his cperatlons. designs cr commemia1.equiprnen.I; selections mst be approved by the Governmer,t prior to fabrication or
41、procwing of the equtLp;r,er,t. Designs shall be submitted for approval as specified in 6.3.5. Such contractor prepared 6.3.4 Contractor desigr,s.- Contractor designs are designs of inspection equipment for which the Government has assigned. design responsibility to the contractor. Contractor designs
42、 shall be supported by detailed drawings which deplct all infor- mation necessary to completely fabricate, calibrate and operate an item of inspection equipment. This Fequires that the necessary views, dimensions, materials, finish, notes, operating and calibration instructions be properly depicted
43、in accordance with approved practices to $he extent that furtber calculation or . clarification will not be required. Unless otherwise specified, contractor designs may be developed on the format the contractor normally employs in his equipment design procedure provided such format reflects the deta
44、il and information specified above, sub3ect to the following controls: All submitted contractor designs shall conform to ML-D-1000, Category E, Form 2. Legibility and reproducibility shall permit conventioRa1 making of clearly under- standable, high contrast reproductlons, Contractors shall submit t
45、hree copies of final designsas 8 fiat set. Designs shall be submytted for approval as speciflec! in 6.3.5. 6.3.5 Submission of contractor designs.- All submittee, designs shall contain a reference to the applicable five digit Code Number contained Ln Section 4 of th-ls specification ane- the appropr
46、iate component or assembly drawing number and revision letter to which the specific design applies. Vnless otherwise specified on the EL, al1 designs of eqv.ipment for inspection of defects classlfied as critical an8 majcr shall be submitted for approval to the Commanding Officer, Pi-catimy Arsenal,
47、 ATTN: SMUPA-ND1. A11 other designs of inspection equipment shall be approved by the inspection element of the agency administering the contract; submission shall be as dtrected 3y the contracting officer. Partial submission of inspection equipment designs is Provided by IHSNot for ResaleNo reproduc
48、tion or networking permitted without license from IHS-,-,-MIL-P-20LI47C 13 7777706 030LOO 3 u* *. - CI KIL-P-S0449C (Plu) permLssible and encouraged. However, the Arsenal completion date for design review will be based on the date of the final submPssion of designs . accomplished normally within one
49、 month after recebpt. Picatinny Arsenal desigc review wilL be 6.4 Subm-ission of ammur5tion datz czrds.- In addition to the normal dlstribution of records, one copy of all amunition data cards shall be forwarded. to each of the following: Commanding Officer Picatinny Arsenal Dover, New Jersey 07801 SHt.JPA- M5 ATTN: Il 2 SHUPA-DC. 6.5 Fi-ing failure.- A firing farlure is defined as follows: a. Misf
