1、 MIL-C-2L47bD 13 = 977770b 0303362 T MILITARY SPECIFICATION SPECIFICATIONS Military 5- 3 7 -8 3 MIL-C-21496D (AS) 5 October 1972 Superseding MIL-C-21496C(AC) 12 February 1968 CARTRIDGE, IMPULSE, MARK 104 MOD O This specification has been approved by the Naval Air Systems Command, Department of the N
2、avy, 1. SCOPE This document governs the manufacture, assembly and premration for delivery of the Cartridge, Impulse, MARK 104 MOD O and the methods of inspection and tests upon which product acceptance will be based. 2. APPLICABLE DOCUMENTS 2.1 The following specifications, standards, drawings, and
3、publica- tions, of the issue in effect on date of invitation for bids, form a part of this document to the extent spclfied herein. MIL-P-116 Preservation, Methods of MI L- P- 223 Powder, Black MIL-D- 21625 Design and Evaluation of Cartridges for Cartridge Actuated Devices MIL-P-46610 STANDARDS Mil.i
4、tary Primers, Percussion, Styphnate and Chlorate Types, for Small Arms A mmuriit ion MIL-STD-105 Sampling Procedures and Tables for Inspect ion by Attributes Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-C-2147bD 13 7777906 0301363 1 MIL-C - 21
5、496 (AS ) MIL-STD-129 MIL-STD-414 DRAWINGS AND ASSOCIATED LISTS Naval Air Systems Command LJI 486208 LD 486209 LD 491831 1863079 U, S. Army Munitions Command C-7645339 PUBLICATIONS Bureau of Naval Weapons op 5 WR-43 Marking for Shipment and Storage Sampling Procedures and Tables for Inspection by Va
6、riables for Percent Ref ec t ive (Code Ident 30003) Container, Inner, for Cartridges, Impulse (Formerly Code Ident 10001) Container, Outer, for Cartridges, Impulse (Formerly Code Ident 10001) Cartridge, Impulse, MARK 104 MOD O (Formerly Code Ident 10001) Cartridge, Impulse, MARK 104 MOD O, Assembly
7、(Formerly Code Ident 10001) (Code Ident 19200) Primer, Percussion (50M-5061W) (Code Ident 10001) Ammunition Ashore (This publication is not furnished to bidders and con- tractors by the procuring activity, Contractors should contact the Government Inspector for use of the publication,) Preparation o
8、f Quality Assurance Provis ions (Copies of specifications I standards, drawings and publications required by contractors in connection with specific procurement functions should be obtained from the procuring activity or as directed by the contracting officer. ) Provided by IHSNot for ResaleNo repro
9、duction or networking permitted without license from IHS-,-,-MIL-C-ZLq9bD 13 = 999990b 0303364 3 MIL-C- 214.96 (AS ) 2.2 Other publications. The following document forms a Fart of this specification. of invitation for bids shall apply. Unless otherwise indicated, the issue in effect on date CODE OF
10、FEDERAL REGULATIONS 49 CFR 171-178 Transportation, Explosive and Other Dangerous Articles (Application for copies should be addressed to the Superintendent of Documents Government Printing Off ice, Washington, D. C. 20402. Orders for the above publication should request the latest edition and supple
11、- ments thereto, ) 3. REQUIREMENTS 3.1 General. 3.1.1 The MARK 104 MOD O impulse cartridge covered by this specifi- cation shall be manufactured in accordance with the drawings listed on LD 491831. 3.2 Materials. All materials used in the manufacture of the car- tridges shall conform strictly with t
12、he specifications referenced on the respective NAVAIR drawings unless specific approval in writing covering a demrture therefrom has been obtained from the Navy cognizant field activity for cartridges prior to manufacture, When alternate materials or methods of manufacture are specified on the drawi
13、ngs, the bidders selections shall be clearly stated in the proposal, 3.2.1 Preproduction sample. Unless otherwise specified by the pro- curing activity, a preproduction sample of 46 MARK 104 MOD O impulse cartridges shall be manufactured using the same methods and procedures proposed for the product
14、ion lot, The sample shall be tested as specified in 4,3,2 and is for the purpose of determining that the contractor, prior to starting production, is capable of producing items which comply with the technical requirements of the contract. 3.3 Primary components. For the purposes of this specificatio
15、n, the primer and main propellant charge are defined as primary components. See 4.3.3, 3.4 Primer. The primers shall be furnished from lots manufactured within the preceding 12 months, ton Arms Primer Mixture 50614 manufactured in accordance with Drawing C-7645339; and shall be from lots which were
16、accepted in accorda-cce with the applicable requirements of MIL-P-CO, Class 1. The primers shall be loaded with Reming- See 4.7.1. 3 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-M IL-C - 2149611 (A S ) 3.4.1 X-ray. Frimers shall be free of the fol
17、lowing defects when examined by x-ray in accordance with 4.7,s: charge: charge broken, cracked or porous; cracked or off-center anvil or other misplaced or deformed inert parts; anvil abnormally close to primer cup dome; and all other observable defects in assembly, missing or abnormally thin 3.5 Pr
18、opellant and ignition charges, 3.5.2 Quantitx, All propellant charges and ignition charges shall be as specified on Drawing 1863079. weight rather than by volume measurements. Charges shall be determined by 3.5.2 Black powder. The moisture content of the black powder shall be determined as specified
19、 in MIL-P-223, and at the time of loading shall be within the limits specified therein for the applicable class of black powder being used, See 4.7.3. 3,53 Smokeless powder, handling and loading, Do not subject the smokeless powder to unnecessary handling or exposure to the atmosphere, The handling
20、and loading of smoke_l.ess powder exposed to the atmosphere shall be performed only under conditions that do not permit the relative humidity to exceed 75 percent;, 3.5*4 Smokeless powder, condition, The smokeless powder utilized shall exhibit no evidence of decomposition, See 4.7.4, 3.6 Cartridge i
21、nspection. 3.6,i Visual. inspection, Cartridges shall be free of the following dents, deep scratches, cracks, burrs, splft or cracked visible defects8 lip in the crimped areaI damaged “O“ ring9 incomplete or improper sealant application, or any other Imperfections which could prevent entry into the
22、firing chamber or adversely affect performance or resistance to moisture, See 4,7.5. air or gas per second when tested in accordance with 4.7.6, by x-ray in accordance with 4.7.7. 3*6,2 Leakage, Cartridge leakage rate shall not exceed cc of 3.6.3 X-ray, Cartridges shall be free of imperfections when
23、 examined 3 I 7 Ballistic requirements I Carbridges from each production lot selected in accordance with 4,7e8,1r shall meet the requirements listed below when subjected to the test prescritx?d in 4.7.8.1. 3,7.l Chamber pressure. The lower (L) limit of maxi.mum chamber pressure shall be 400 pounds p
24、er square inch, 4 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-FIIL- C= 2i496D (AS ) 3.7,2 Rate of pressure rise. The upper (U) limit of rate of increase in chamber pressure shall be 10,000 pounds per square inch per second, 3.7.3 Velocity. The up
25、per (U) limit of velocity of the propelled load shall be 3lfeet per second. 3,.k Misfire, There shall be no misfires. See 4,7,8.2,4. 3.7.5 Hangfire. There shall be no hangfires. See 4,7.8,2,5, . 3.8 Change in propellant lot. Whenever a change occurs in the pro- pellant lot for the main charge, test
26、firings shall be conducted in accordance with 4.10, 3.9 Packaging, packing and marking. The packaging and mcking of cartridges and the container markings shall be in accordance with Section 3.10 Workmanship. Cartridges shall be constructed and finished in a manner to assure compliance with all requi
27、rements of this specification, Farticular attention shall be directed to dimensions, finishes and coatings , 4. QUALITY ASSURANCE PROVISIONS 4.1 Responsibility for inspection, Unless otherwise specified in the contract or purchase orderp the supplier is responsible for the per- formance of all inspe
28、ction requirements as specified herein, otherwise specified in the contract or order, the supplier my use his ntn or any other facilitles suitable for the performance of the inspec- tion requirements specified herein, unless disapproved by the Government The Government reserves the right to perform
29、any of the inspections set forth in the specification where such inspections are deemed necessary to assure supplies and services conform to prescribed requirements. Except as 4,2 Sampling, Unless otherwise spec,ified, and when applicable the sampling plans and procedures used in the determination o
30、f the acceptability of products submitted by a supplier shall be in accordance with the provisions of MILSTD-PO5 or MIL-STD-414, whichever applies. 4*3 Lots. 4.3-1 Inspection lots. Inspection lot definition, formation and size shall be in accordance with MIL-STD-105 or MIL-STD-414, whichever applies
31、 5 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-C- 21496 (AS ) 4,3.2 Preproduction sample. Before entering into quantity production, an acceptable preproduction sample of Lc6 MARK 104 MOD O impulse cartridges shall be prepmed. Of these cartrid
32、ges, 36 shall be expended in the tests listed below and ten shall be retained for investigative purposes, A pre- production sample acceptable for environmental and functional testing shall be defined as a sample which has met the requirements of piragra-phs 3.3 through 3.6.3 of this specification. P
33、reproduction sample acceptance shall consist of the following tests as prescribed in MIL-D-zI.: 15 “g“ shock (6); vibration (6) i temperature and humidity cycling (12) . quent to environmental treatment, these cartridges shall be conditioned for a minimm of six hours at +?O0 +5OF and fired in the te
34、st set of 4.7.8.1, The numbers in paentheses denote the allocation of cartridges for the tests. In addition, 12 cartridges, not subjected to environmental treatment, shall be conditioned for a minimum of six hours at +70 + 5OF and fired in the test set of 4.7.8.1, duce results within the limits set
35、forth in 3.7.1, 3.7.2, 3.7.3 and 3.7.5. The failure of any cartridge to meet the acceptance requirements as stated above shall be cause for rejection of the preproduction sample, Subse- All cartridges shall fire and pro- 4.3.3 Production lot. Unless otherwise specified in the contract, the minimum a
36、nd maximum production lot si5e shall be 801and 1.300 car- tridges, respectively, Only primary components from a single lot shall be used in a production lot of Cartridges; however, one primary component production lot may IE used in more than one cartridge production lot, 4,4 Gages. The contractor s
37、hall provade gages as necessary to insure that the material to which this specification ap?lfes will meet the dimensional requirements shown on the applicable drawings. 4,5 Classification of characteristics The characteristics veri- fied by the tests and examinations herein are classified as Critica
38、l, Major or Minor in accordance with UR-43. Tests and examinations that verify critical characteristics are identified by the symbol (C), and major characteristics by the symbol (M). The number following the clas- sification symbol indicates the serial number of test or examination. Tests and examin
39、ations which are not annotated ntth a classification code are classified minor. 4,6 Quality conformance inspection, Quality conformance inspection shall consist of verification of the characteristics classified on the drawings of LD 491831, and verification of the following requirements and tests: 6
40、 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-Item - Primary component Primer Primer Propellant and ignition charges Black powder Smokeless powder Cartridge Cartridge Cartridge Cartridge Cartridge Cartridge Nature of Requirement Verification Singl
41、e lot Age, loading and acceptance x-ray Type and weight Moisture content Condition Visual inspection Leakage X-ray Ballistic test Ballistics (change in propeUant lot) Packaging, packing and container markings Applicable Paragraphs 3.4, 4.3.3 3-49 4,701 3.4.1, 4.7.2 3.5.1 3.9, 4,6.1 4.6,l Packaging,
42、packing and marking, Quality conformance inspec- tion shall be conducted in accordance with the inspection criteria on the applicable drawings referenced in Section 5. 4.7 Tests, - 4.7.1 Primer verification. The contractor shall provide verifica- tion that the primers to be used were manufactured, l
43、oaded and accepted in accordance with the requirements of 3.4 and were furnished from lots manufactured within the preceding 12 months. 4.7.2 Primer x-ray, Examine all primers by x-ray and reject those having any of the defects of 3.4.1. For the most revealing exposure, the primers shall be laid on
44、their sides with the anvil cutouts vertical. Fressure sensitive tape may be used as an aid in positioning the primers. MIL-C-Z147bD 33 I 7777906 O303368 O MIL-C-21496D (AS) Classi- f ication ?-43 1 (M101) (M102) Provided by IHSNot for ResaleNo reproduction or networking permitted without license fro
45、m IHS-,-,-MIL-C- 21496 (AS) 4.7.3 Moisture content of black powder, Prim to the loading of each production lot and daily prior to loading any cartri.dges, whether or not for a new production lot, the black powder to be used shall be tested for moisture content Ln accordance with 4.7.3.1. tests shall
46、 be conducted when such tests are considered warranted by variations in conditions or process which could increase the moisture content of the powder. limits specified in MIL-P-223 shall cause suspension of loading activities until. corrective measures have been taken. Addit-ional The presence of mo
47、isture in excess of the 4.7.3.1 Determining moisture content. At the site of loading, take from the powder container a sample of approximately two gmm of the black powder to be used, place in a tared container and accurately determine the net weight of the sample to the nearest 0,1 milligram. Dry th
48、e sample for a minimum of 90 minutes at 90 + 5C. container, cool and accurately determino the net weight of the sample to the nearest 0.1 milligram, percentage of moistu= in the sample prior to drying, Cover the The weight loss is calculated as the 4.7.4 Smokeless powder, condition, Smokeless powder
49、 shall be inspected in accordance with the applicable paragraphs of OP 5. dence of decomposition shall be cause for rejection, Evi- 4,7,4 Visual inspection, Examine all completely assembled car- tridges and reject those having any of the defects noted in 3,6.l, 4,7,6 Leakage. Each cartridge in the preprodwtion sample or pro- duction lot ballistic sample shall be leak tested in a dry gas or dry air leak tester. 10-5 cc of air or
