1、MIL-P-60375 13 7777706 0338008 L W /+w-Qw MIL-P-60375 (NU) 27 July 1966 MILITARY SPECIFICATION PROPELLANT M26 FORUSE IN CARTRIDGE, ANTI-PERSONNEL XM581 FOR 106111v: RIFLE M40A1 1. SCOPE 1.1 This specification covers M26 Propellant for use in one type of Cartridge designated. as Cartridge, 106MM, APE
2、RS, XM581, for use in recoilless rifle M40A1. 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. STANDARDS MILITARY MIESTD-109 - Quality Assurance Terms
3、ant Defin ions MIESTD-652 - Propellants, Solid for Cannons, Require- ments and Packing MILSTD-1168 - Lot Numbering of Ammunition. DRAWINGS ARMY 9210603 - Cartridge, Anki-personnel, XM581, For 106MM Rifle IVi4OA1 ,(Copies of specifications, standards, drawings and publications required by suppliers i
4、n connection with specific procurement functions should be obtained from the procuring activity or as directed by the contracting officer,) 2.2 Publications,-The following document forms a part of this specification to the extent specified herein. indicated, the issue in effect on date of invitation
5、 for bids shall apply 0 Unless otherwise THIS DOCUMENT CONTAINS 7 PAGES. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-P-bO375 13 777770b 0338009 3 = CODE O! PEDERAL- REGULATIONS 49 CFR 71-90 - Interstate Commerce Commission Rules and Regulatio
6、ns for the Transportation of Explosives and Other Dangerous Articles (The Interstate Commerce Commission Rules are now a part of the Code of Federal Regulations (1949 Edition and revisions) available from the Superintendent of Documents, Government Printing Office, Washinston, D.C. 20402. Orders for
7、 the above publications should cite “49 CFR 71-90 (latest revision) .I) 3. REQUIREMENTS 3.1 Materials.-The propellant shall be M26, Type I and conforming to the requirements of Standard MIGSTD-652. 3.2 Ballistics.-The propellant, when fired in the weapon, and with the weight of projectile for which
8、it was manufactured, shall comply with the rollowing requirements when tested as specified in 4.3.1. a weight of propellant shall be charge assessed to comply with the prescribed service velocity of 1440 feet per second (438.9 meters per second) without exceeding a maximum rated pressure of 11,100 p
9、ounds per square inch (psi), piezo equivalent pressure 3.2.1 Velocity and pressure.-At 70 deqrees Fahrenheit (OF) (pep) 3.2.2 Uniformity of velocity.-The standard deviation of velocity for the lot at 70F shall not exceed 12.5 feet per second (3.81 meters per second). 3.2.3 Permissable individual max
10、imum pressure.-No individual maximum pressure shall be greater than 12,800 psi pep (115 percent of the rated maximum pressure of the gun). 3.3 Workmanship,-The best commercial practices shall be used in the formulation of propellant furnisheb under this specification, and all other applicable docume
11、nts, The propellant and its standard ingredients shall be protected from the action of direct sunlight. and acid fumes. No reground propellant or nitrocellulose shall be used in the manufacture of propelJant procured under this specifi- cation unless otherwise specified. 2 Provided by IHSNot for Res
12、aleNo reproduction or networking permitted without license from IHS-,-,-MIL-P-b0375 13 777370b 0338030 T = _ MIL-P-60375 (MU) 4. QUALITY ASSURANCE FROVISIONS 4,l General quality assurance provisions.-Unless otherwise specified in the contract OF purchase order, the supplier is responsible for the pe
13、rformance of all inspection requirements as specified herein. Except as otherwise specified, the supplier may utilize his own facilities or any commercial laboratory acceptable to the Government. The. Government.reserves thr right to perform any of the inspections set forth in the specification wher
14、e such inspections are deemed necessary to assure supplies and services conform to prescribed requirements. Standard MILSTD-109 in order todefine the terms used herein. The provisions of Specification MIEA-2550 shall apply. 4.1.1 Submission of prod e time the completed lot of product; is submitted t
15、o the Government for acceptance the contractor shall supply the,following information accompanied by a certificate which attests that the information provided is correct and applicable to the product being submitted: a. A statement that the lot complies with all quality assurance provisions specifie
16、d within this specification. b. Number of batches of product inspected. c. Results obtained, by defect code, for all inspections performed. d. Drawing, specffication number and date together with an Identification and date of changes. e. Certificates of conformance on all material purchased by the c
17、ontractor when such material is controlled by Government or commercial specifications referenced in any of the contractual documents f, Number of pounds In the lot. g. Date submitted. h. Reference shall be made to Eight copies of propellant description.sheet AMC Form 1047 (O0 Form 1204) containing t
18、he applicable data (see 6.7). The certificate shall be signed by a responsible agent of the dertifying organization. be substantiated by evidence of the agents authority to bind his principal, be required with subsequent certificates bnless, during the course of the contract, this authority is veste
19、d in another agent of the certlfying organization; 4.1.2 quality assurance procedure, this detail specification, the applicable drawings and other contractual documents as a guide, The initial certificate submitted shall Substantiation of the agentls authority will not Government verification.-Using
20、 the contractors written 3 1- Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,- MIL-P-60375 13 7979706 033011 1 1: I L- P- 603 7 5 (MU ) the Government inspector shall verify at unscheduled intervals all quality assurance operations performed by the c
21、ontractor. Verification will be performed to the extent necessary to assure compliance with the contractual requirements. inspection of Individual aharacteristics will be directly related to the seriousness of the classificatfon afsigned. will a characteristic classified “critical be accepted solely
22、 on the basis of the cork,ractors records.* 4.2 Inspection provisions - 4.2.1 Lot formation.-A lot shall consist of one or more bitches of M26 propellant produced by one manufacturer, in accord- ance with the same specification, and same specification revision under one continuous set of operating c
23、onditions. Each lot shall consist of that quantity of M26 propellant which has been subjected to the same unit chemical or physical process intended to make the final product homogeneous. assignment of lot numbers shall be in accordance with Standard Severity -of Government In no instance The criter
24、ia and procedures for the MIGSTD-1168. 4.2.2 Testing (see 4.3) 4.2.2.1 Ballistics (see 3.2).-A composite sample of 400 pounds of the propellant shall be prepared by selecting equal quantities of the propellant from at least 10 randomly selected containers$ When lots are comprised of 10 containers or
25、 less, each container will be sampled. determining uniformity of velocity and determining maximum pressure. (see 6.4) ,-The lot of propellant shall be rejected if it fails to meet the applicable requirement. The prepared sample shall be used for charge establishment, 4.2.2.l,.1 Pressure (see 3.2.1).
26、-Critical defect, Code No. 01001 4.2.2.1.2 Uniformity of velocity (see 3.2.1 and 3+?!.2) Major defect, Code No, velocity standard deviation of the test rounds exceeds the applical: requirement, the lot shall be rejected. 4.2.2.1.3 Permissable individual maxPmum pressure (see 3.2.3) Critical defect,
27、Code No, 03001.-The maximum prdssure calculated for the assessed charge weight for the lot, plus four (4) times the standard deviation of the maxmum,pressure obtained, shall no exceed the applicable requirement (see 6.2). 02001.-If the produet of the factor 0.73 times the I Provided by IHSNot for Re
28、saleNo reproduction or networking permitted without license from IHS-,-,-MIL-P-60375 13 7779706 0338012 3 m _ - MIL-P-60375 (MU) 4.2.2.2 Retest.-If for any reason the proof director con- siders that the test conditions have detrimentally affected the test results, he shall declare the results invali
29、d and perform a new test on additional charges as required. 4.3 Test methods a.nd procedures 4.3.1 Ballistics.7These tests shall be conducted at a Government proving ground in accordance with the applicab1.e Ordnance Proof Manual. A weight of charge shall be Ca?-culated, from charge velocity and cha
30、rge-pressure curves representlng actual firing data, to give prescribed service velocity. Proof proJectiles of the correct weight and rotating band configuration shall be used when testing is conducted utilizing the 106MM Rifle. to 70 F plus or minus 2 F for at least 16 hours and shall be fired with
31、in a minimum time after removal from the conditioning chamber, A ten (10) round uniformity series shall be fired for evaluation of the production lots and the velocity mean and standard deviation shall be calculated after reducing results to standard conditions and pressure. In addition, the mean an
32、d standard deviation of the maximh pressures (after correcting to standard conditions and assessed charge weight) shall be reported as piezo equivalent pressure, (reference shall be made to dwg. 9210603). 4.3.2 Extreme temperature firings (see 6.6) 4.3.2.1 Conditioned rounds (minus 65 degrees F) .-F
33、or 8.3.1.1 Uniformitg series.-The propellant shall be conditioned informational purposes only,. a ten (10) round uniformity series shall be fired on rounds which were conditioned for a minimum of 24 hours, at minus 65 degrees F. before firing. These rounds will be inert loaded except. for propellant
34、 system. This test will be performed on the first 5 lots which have been accepted. Firings will be performed within a minimum time after removal from .the conditioning chamber. 4.3.2.2 Conditioned rounds (160 degrees F).-For informa- tlonal purposes only, a ten (10) round uniformity series shall be
35、fired on rounds which were conditioned for a minimum of 15 days at 160 degrees F. before firing. These rounds will be inert loaded except for propellant system, This test will be performed on the first five lots which have been accepted. 5 Provided by IHSNot for ResaleNo reproduction or networking p
36、ermitted without license from IHS-,-,-Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-P-60375 (Mi) 6.7 Submission of AMC Form 1047.-Information contained in propellant description sheet, ANC Form 1047, need not be resu.3niitted in the form of a certificate provided the provisions regarding certifying of responsible agents is adhered to 4.1.1. ) (see Custodian : Project Number: 1375-A951 Army-MU Preparing activity: Army-MO 7 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
