1、- e- MIL-I-4Ob 33 m 977790b 0427233 7 m r LJ MIL-1-48086 (MU) 1 September 1972 . . MILITARY SPECIFICATION INCREMENTS, PROPELLANT FOR CHARGE, PROPELLING, M36A2 (MADE FROM PROPELLANT, MU) 1. SCOPE 1.1 This specification covers propellant increments made from M8 Propellant, for use in Charge, Propellin
2、g, M36A2 for 4.2 Inch Ammunition. 2. APPLICABLE DOCUMENTS 2.1 The following documents of the issue in effect on date of invitation for bids or request for proposal form a part of this specification to the extent specified herein. SPECIFICATIONS FEDERAL QQ-S-781 - MIL I TA RY MIL-B-2427 - MIL-A-2550
3、- MIL-B-3106 - MIL-L-10547- MIL-B-13239- MIL-1-45607- Strapping, Flat; Steel Box, Ammunition Packing; Wood, Nailed Ammunition and Special Weapons; General Specification for Board, Composition, Water-Resistant, Solid Liners, Case, Waterproof, Flexible Barrier Material, Waterproofed, Flexible All Temp
4、erature Inspection Equipment, Supply and Maint enance Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-_- MIL-I-LlOh 13 W 7777706 0427214 O W i MIL-1-48086 (MU) STANDARDS MILITARY MIL-STD-105 - MIL-STD-109 - MIL-STD-414 - MIL-STD-652 - MIL-STD-1235 -
5、DRAWINGS ORDNANCE CORPS 8796522 - 9241693 - 76-4-46 - 76-4-56 - 76-4-59 - 7548645 - 7549033 - 8858577 - 8858848 - Sampling Procedures and Tables for Inspection by Attributes Quality Assurance Terms and Definitions Sampling Procedures and Tables for Inspection by Variables for Percent Defect ive Prop
6、ellants, Solid, for Cannons ; Requirements and Packing Single and Multilevel Continuous Sampling Procedures and Tables for Inspection by Attributes Marking Diagram and Sealing for Wooden Packing Boxes Packing and Marking of Fiberboard Cartons for Shipment of Propellant Increments Box, Packing, with
7、Metal Liner, M24 for Smokeless Powder; Assembly and Details Box, Packing, Metal-Wood, Ml7 for Smokeless Powder Box, Packing, Metal-Wood, 18 for Smokeless Powder Assembly Carton, Packing, Reusable Collapsible for High Explosive, Assembly Details, Packing and Marking Container, Metal, Universal, M25 f
8、or Propellants and Explosives Marking Diagram and Sealing of Container, Metal, Universal M25 for Shipment of Propellants Marking Diagram and Sealing of Metal Lined Wooden Packing Boxes for Shipment of Propellants Charge, Propelling: M36A2 Ha 1 f Increment Increment Five Increment Bundle 6 o 2 Provid
9、ed by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-NIL-I-4Ob 13 4799906 0427235 2 W MIL-1-4 80 86 (MU) 9276822 - Propelling Charge Sub Assembly (Front) 9276823 - Propelling Charge Sub Assembly (Rear) (Copies of specifications, standards, drawings and publicat
10、ions required by suppliers in connection with specific procurement functions should be obtained from the procuring activity or as directed by the contracting officer). 2.2 Other publications. - The following document forms a part of this specification to the extent specified herein. Unless otherwise
11、 indicated, the issue in effect on date of invitation for bids shall apply. CODE OF FEDERAL REGULATIONS Title 49, Transportation: Parts i71 - 179 The Code of Federal Regulations is available-from the Superintendent of Documents, Government Printing Office, Washington, D.C., 20402. Orders for the abo
12、ve publication should cite: 49 CFR 171-179 (latest revision). 3. REQUIREMENTS 3.1 Material. - The propellant increments shall be mae from M8 Propellant which shall conform to the requirements of MIL-STD-652 and the applicable drawings. The Half Increment, Increrrent and Five Increment Bundle shall c
13、omply with all requirements specified on Drawings 9244179, 9244180 and 9244178 respectively and with all requirements specified in this specification and in all other applicable specifications. shall comply with the following requirements when assembled to 4.2 inch test rounds and tested at the 34 i
14、ncrement level (maximum charge). samples. chosen in accordance with paragraph 4 2.3 2. not be more than 1040 feet per second (fps) nor less than 1010 fps. 3.2 Half Increment, Increment and Five Increment Bundle. - 3.3 Ballistic Acceptance Test. - The propellant increments Testing shall be in accorda
15、nce with paragraph 4.3 using 3.3.1 Muzzle Velocity. - The corrected muzzle velocity shall 3.3.2 Velocity Standard Deviation. - Velocity standard deviation shall not exceed 5.0 fps. 3 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-1-48086 (MU) 3.
16、3.3 Pressure (Average). - The average pressure shall be no greater than 15,600 pounds p.er square inch (psi). 3.3.4 Pressure (Maximum Permissible Individual). - The Maximum Permissible Individual Pressure of any sample shall be no greater than 17,900 psi, (i15 percent of the upper pressure limit of
17、the weapon). compose the propellant, shall be protected from the action of direct sunlight and acid fumes. The propellant increments shall show no visible evidence of moisture and shall be free of cracked, torn, deformed or otherwise distorted propellant sheets. The stitches, bags and seals shall be
18、 without breaks, tears, grease or noticeable foreign matter. 3.4 Workmanship. - The propellant, and the ingredients which 4. QUALITY ASSURANCE PROVISIONS 4.1 Responsibility for inspection. - Unless otherwise specified in the contract or purchase order, the supplier is responsible for the performance
19、 of all inspection requirements as specified herein. Except as otherwise specified in the contract or order, the supplier may use his own or any other facilities suitable for the performance of the inspection requirements specified herein, unless disapproved by the Government. The Government reserve
20、s 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. Reference shall be made to Standard MIL-STD-109, in order to define terms used herein. The provisions of Specif
21、ication MIL-A-2550 shall apply. 4.1.1 Submission of product. - At the time the completed lot of product is submitted to the Government for acceptance, the contractor shall supply the following information accompanied by a certificate which attests that the information provided is correct and applica
22、ble to the product being subrr!tted: a. A statement that the lot complies with all of the b, Number of batches of product inspected (shall be c. Results obtained for all inspections performed d. Drawing, specification number, and date, together quality assurance provisions specified within this spec
23、ification. made available upon request by the contracting officer). (shall be made available upon request by the contracting officer) with an identification and date of changes. 4 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,- MIL-I-4Oh 13 m 777770
24、h 0427217 h W MIL-1-48086 (MU) e. Certificates of conformance on all material purchased by the contractor when such material is controlled by Government or commercial specifications referenced in any of the contracting documents (shall be nade available upon request by the contracting officer). f. %
25、umber of items in the lot. g. Date subnitted, h. Eight copies of propellant description sheet SMU Form 1060 containing the applicable data. (see 6.5) 4.1.2 The certificate shall be signed ;y a responsible agerit of the certifyir,E; organization. The initial certificate submitted shall be substantiat
26、ed by evidence of trie agents authority will not be required with subsequent certificates unless, during the course of the contract, this authority is vested in another agent of the certifying organization. 4.2 Inspection provisions 4.2.1 Lot formation, - The term “lot” as used throughout this speci
27、fication, refers to an inspection lot, which is defined as an essentially homogeneous quantity of propellant from which the sample was drawn and shall not be construed to represent any prior or subsequent quantities presented for inspection. A lot shall consist of one or more sub-lots or one or more
28、 batches of M8 propellant produced by one manufacturer, in accordance with the same specification, and same specification revision, under one continuous set of operating conditions, Each lot shall consist of that quantity of 8 propellant which has been subjected to the same unit chemical or physical
29、 process intended to make the final product homogeneous. 4.2.2 Examination. - The examinations listed in the following subparagraphs shall be performed on inspection lots (see 4.2.1) of the components or assemblies designated in the applicable paragraph headings. Inspection for critical defects (and
30、 major defects, when so specified) shall be 100 percent, Sampling plans for major and minor defects shall be in accordance with MIL-STD-105 except that continuous sampling plans in accordance with MIL-STD-1235 may be used if approved by the Government. An AQL of O .40 percent for each major defect a
31、nd an AQL of 0.65 percent for each rcinor defect shall be applied to all of the major and minor defects listed in the applicable subparagraphs of this section, except where 100 percent inspection is specified, Equipment necessary for the performance of the inspections listed shall be in accordance w
32、ith 4.2.4. 5 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-1-48086 (MU) 4.2.2;l Half Increment (see dwg. 9244179) Categories Defects Method of Inspection Critical: 1. Incorrect Weight Scale CD Major: 101. Diameter of hole ,.Gage CD 102. Length
33、of sidesGage CD 103. Thickness. Gage CD 104. Evidence of poor workmanship (see 3.4). .Visual Minor: None Defined 4.2.2.2 Increment (see dwg. 9244180) Categories Defects Method of Inspection Critical: 1. Incorrect weight. . Scale CD Maj or: 101. Evidence of poor workmanship(see 3,4).Visual Minor : 20
34、1. Radial cuts not in same plane . Visual 4.2.2.3 Five Increment Bundle (see dwg. 9244178). Cat egories Defects Method of Inspect ion Critical: 1. Incorrect weiht . .Scale CD Major: 101, Evidence of poor workmanship(see 3.4) . Visual Minor: 201. Radial cuts not in same plane .Visual 6 Provided by IH
35、SNot for ResaleNo reproduction or networking permitted without license from IHS-,-,- MIL-1-48086 33 W 9977306 0427237 T W 4.2.2.4 Propelling Charge Sub-Assembly (Front) see dwg. 9276822. Categories Defects Method of Inspection Critical: 1. Incorrect weight (weighing to be done immediately prior to a
36、ssembling increments to shipping spindle) .oomScale CD Ma j or : 101. Evidence of poor workmanship(see 3.4),Visual Minor: None defined 4.2 . 2 . 5 Propelling Charge Sub-Assembly (Rear) see dwg. 9 2 7 6 8 2-3. Categories Defects Method of Inspection Critical : 1. Incorrect weight (weighing to be done
37、 irrimediately prior to assembling increments to shipping spindle Scale CD Major: 101. Evidence of poor workmanship(see 3.4). . ,Visual Minor: None defined 4.2.2,5 Sealed inner liner (see drawing 7548645). Categories Defects Method of Inspect ion Critical: None defined Major: 101. Liner damaged so t
38、hat contents are 102. Bag incompletely sealed.,.Visual exposed or liable to become exposed .Visual Mindr: None defined 4.2.2.6 Sealed inner liner (see drawing 7548645). 7 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-1-1-48086(Mu) Categories Defect
39、s. Critical; ilone defined O Method of Inspect i on Ma j or : 101. Liner damaged so that contents are exposed or liable to become exposed . .Visual 102. Bag incompletely sealed. visual al Minor: None defined 4.2.2.7 Sealed wood packing box (see paragraph 5.1.1 if applicable). if applicable). Sealed
40、fiber board carton (see drawing 9241693 Categories Defects Method of Inspection Critical: Yone definecl. Ma j or : 101. Banding or strapping missing, broken or loose. Visual-Manual 102. Board broken or split . ,Vicual 103. Contents exposed. Visual Mincir: 201. Banding or strapping improperly 203. Ya
41、rking missing, misleading, or engaged . Manual 202. Contents move when shaken . .Manual illegible Visual 204. Nails, screws or fasteners loose .Visual 4.2.2.8 Eox or container, prior to filling (see drawing 76-4-46, 76-4-59, 7549033, or 76-4-56, as applicable). Categories Defects 1 Method of Inspect
42、 i on Critical: None defined Ma j or : 101. Cracks or holes ir metal liner (as applicable). . .Visual 102. Foreign matter on interior, Visual Minor: None defined 8 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-.MIL-1-48086 13 9999906 0427223 8 4.2.
43、2.9 Sealed box or container (see drawing 76-4-46, 76-4-59, or 76-4-56, 7549033, 8858848 or 8858577, as applicable) Categories Defects Method of Inspection Critical: None defined Major: 101. Cover incompletely closed.Visual-Manual 102. Gasket missing or brokenVisual 103. Wooden cover split or otherwi
44、se danaged (when applicable) . Visual Minor: 201. Car seal missing, unsealed or improperly positioned i,.,.Visual-Manual 202. Crack or hole in metal container . .Visual 203. Hardware improperly engaged.,. Visual 204. Marking misleading or unidentifiable b .Visual 205. Bare areas in exterior coating
45、of metal container the sum or which is in excess of 1/4 square inch. .Vi suai 4.2.3 Testing 4.2.3.1 4.2.3.2 Material (see 3.1).-Each lot of propellant shall be sampled and tested in accordance with MIL-STD-652. complete sets of M36A2 Propelling Charges (see dwg. 9244177) shall be randomly selected f
46、rom each Propellant 1ncrement.lot and fired for acceptance at a proving ground. Observation shall be made for compliance with ballistic acceptance requirements as follows : Ballistic Acceptance Test (see 3.3).-Twenty-five 4.2.3.2.1 Muzzle Velocity.-Major Defect (see 3.3.1).-The sampling plan and acc
47、eptance criteria shall be in accordance with MIL-STD-414, Section B Code Letter I, and an AQL of 2.5 percent. k.2.3.2.2 Velocity Standard Deviation.-Major Defect. -The propellant increment lot shall be rejected if the velocity standard deviation multiplied by the factor 0.81 (see 6.4) fails to compl
48、y with the requirement in para. 3.3.2. 4.2.3.2.3 Pressure (Average) ,-Critical Defect.-Failure of the average pressure to comply with the requirement, as stated in para. 3.3.3, shall be cause for propellant increment lot re j ection . 9 Provided by IHSNot for ResaleNo reproduction or networking perm
49、itted without license from IHS-,-,-tlIL-I-i.1Ob 13 W 7799906 Oi.127222 T W MIL-1-48086 (MU) 4.2.3.2.4 Pressure (Maximum Permissible Individual).- If any individual pressure of any sample exceeds thk require- ment, as stated in para. 3.3.4, the propellalit increment lot shall be rejecte. 4.2.4 The inspection equipment required to perform the examinations and tests prescribe
