1、MIL-P-70550 23 777770b 0355822 T 5-39. MIL-P-70550 (AR) 5 SEPTEMBER 1986 MILITARY SPECIFICATION PELLET, RED PHOSPHORUS, FOR MORTAR CARTRIDGE 81MM SMOKE, RP, M819 This specification is approved for use within the US Army Armament Munitions and Chemical Command, and is available for use by all Departm
2、ents and Agencies for the Department of Defense. 1. SCOPE 1.1 Scope. This specification covers requirements and quality assurance provisions for a smoke pellet used in 81MM Mort ar Ammun i ti on. 2. APPLICABLE DOCUMENTS 2.1 Government documents. 2.1.1 Specifications and standards. The following spec
3、ifications and standards, form .a part of this specification to the extent specified herein. Unless otherwise specified (see 6.2), the issues of these documents shall be those listed in the issue of the Department of Defense Index of Specifications and Standards (DoDISS) and supplement thereto, cite
4、d in the solicitations. SPECIFICATIONS MILITARY MIL-A-48078 - Ammunition, Standard Quality Assurance Provisions, General Specification for Beneficial comments (recommendations, additions. deletions) and any pertinent data which may be of use in improv- ing this document should be addressed to: Comma
5、nder, US. Army Armament Research, Development and Engineer- ing Center, Attn: AMSMC-QA, Dover. New Jersey 07801-5001 by using the self-addressed Standardization Document Improvement Proposal (DD Form 1426) appearing at the end of this document or by letter. , 8 THIS DOCUMENT CONTAINS /O PAGES. FSC 1
6、370 Approved for public release; distribution is unlimited. AMSC N/A - DISTRIBUTION STATEMENT A. . Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-P-70550 13 H 9999906 O355813 1 MIL-P-70550 (AR) STANDARDS FEDERAL FE D-S TD-3 13 MILITARY MIL -S TD
7、-1 O 5 - Material Safety Data Sheets, Preparation and the Submission of - Sampling Procedures and Tables for I ns pe c tion by At t r i but es MIL-STD -1169 - Packaging, Packing and Marking for Shipment of Inert Ammuni tion Companents 2.1.2 Other Government documents, drawinqs and publications. The
8、following other Government documents, drawings, and publications form a part of this specification to the extent specified herein. Unless otherwise specified the issues shall be those in effect on the date of the solicitation. US ARMY ARMAMENT RESEARCH, DEVELOPMENT AND ENGINEERING CENTER ( ARDEC ) P
9、RODUCT DRAWINGS (See 6.3) 9327838 - Projectile, 81 .MM Smoke; RI? M819 Loading Assembly 9327876 - Pellet, Smoke (Copies of specifications, standards, drawings and publications required by suppliers in connection with specific acquisition functions should be obtained from the contracting activity or
10、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 specified, the issue of the document which is DoD adopted shall be that listed in the issue of the DoDISS specified in the soli
11、citation. Unless otherwise specified, the issues of a document not listed in the DoDISS shall be the issue of the nongovernment document which is current on the date of the solicitation. CODE OF FEDERAL REGULATIONS 49 CFR 100-199 - Department of Transportation Rules and Regulations for the Transport
12、ation of Explosives and Other Dangerous Artillery 2 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-P-70550 13 9777706 035581i.I 3 W MIL-P-70550 (AR) 2.3 Order of precedence. In the event of a conflict between the text of this specification and r
13、eferences cited herein, (except for associated detail specifications, specification sheets or MS standards), the text of this specification shall take precedence. Nothing in this specification, however, shall supersede applicable laws and regulations unless a specific exemption has been obtained. 3.
14、 REQUIREMENTS 3.1 Material. - Materials shall be in accordance with the applicable drawings and specifications. 3.2 Components The pellets shall comply with all requirements specified on drawing 9327876 and associated dwgs., and with all requirements specified in applicable specifications and standa
15、rds. The pellets shall have a uniform appearance of color and texture. Pellets shall not show evidence of crazing. Pellets shall be free of cracks, pits, dirt, grease, and other foreign material that may adversely affect function. The handling methods used shall not be injurious to the pellets, nor
16、shall any pellets be contaminated. 3.3 Pellet strenqth. Pellets shall withstand a compressive load of 6,000 psi when tested in accordance with 4.5.2 herein. 3.4 Burn test. Pellets shall weigh 14g24g after 3.5 minutes of burning when tested in accordance with 4.5.3 herein. 3.5 First article inspectio
17、n. When specified in the contract or purchase order, a sample shall be subjected to first article inspection in accordance with the technical provisions herein. 4.3 and 6.2) (See 3.6 WorkmanshiE. 3.6.1 Pellets. Pellets shall be free from foreign matter, gouges, dents, deformation or any similar defe
18、cts. 4. QUALITY ASSURANCE PROVISIONS 4.1 Responsibility for inspection. Unless otherwise specified in the contract or purchase order, the contractor is responsible for the performance of all inspection requirements as specified herein. Except as otherwise specified in the contract or purchase order,
19、 the contractor may use his own or any other Eacilities suitable for the performance of the inspection requirements specified herein, unless disapproved by the Government. The Government reserves the right to perform any of the inspections set forth in the specification where such inspections are de
20、emed necessary to assure supplies and services conform to prescribed requirements. 3 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-P-70550 13 W 777970b 035515 5 W MIL-I?-70.550 (AR) 4.1.1 Responsibility for compliance. All items must meet all r
21、equirements in sections3 and 5. The inspections set forth in this specification shall become a part of the contractors overall inspection system or qualityprogram. The absence of any inspection requirements in the specification shall not relieve the contractor of the responsibility of assuring that
22、all products or supplies submitted to the Government for acceptance comply with all requirements of the contract. Sampling in quality conformance does not authorize submission of known defective material, either indicated or actual, nor does it commit the Government to acceptance of defective materi
23、al. 4.2 Classification of inspections. The following types of inspections shall be conducted on this item: a. First article inspection b. Quality conformance inspection 4.3 First article inspection. 4.3.1 Submission. The contractor shall submit a first article sample as designated by the Contracting
24、 Officer for evaluation in accordance with the provisions of 4.3.2. The first article sample shall consist of the following items in sample quantities as indicated (See Table I) . Part description Drawinqs Pellet, Smoke 9327876 Quantity 25 4.3.2 Inspections to be performed. See MIL-A-48078 and Table
25、 I specified herein. 4.3.3 Rejection. See MIL-A-48078 4 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-I MIL-P-70550 13 m 77777Ob 035582b 7 = Y b b I H rl 8 rl E oi cvm* mmm a dPdpdp O00 O00 rlrlrl moo cvrlrl 5 Provided by IHSNot for ResaleNo reprod
26、uction or networking permitted without license from IHS-,-,-MIL-P-70550 13 O 777770b 0355817 7 O MIL-P-70550 (AR) 4.4 Quality conformance inspection. 4.4.1 Inspection lot formation. Inspection lots shall comply with the lot formation provisions of MIL-A-48078. In addition, each inspection lot of pel
27、lets shall contain: a. Red phosphorus of one lot interfix number, from one manufacturer . b. Sodium nitrate from one lot interfix number, from one manufacturer . 4.4.2 Examinination. See MIL-A-48078. Unless otherwise sampling plans for major and minor defects shallbe in accordance with MIL-STD-105,
28、Inspection Level II. _ specified in the Classification of Defects and Test tables, 6 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,- b l-i CU x O R v1 U CU rl rl :Pl b !CU MIL-P-70550 13 I 7779706 0355L O dPdPdP dP dPdP OOOdPdPO mm *w*oow ww o e00 e
29、 em O0 ooorlrlo 5 CU C .FI u ai g CU c O z Y u m Li u 8 Y mF U e 8 U u ici O II) CU U 5 c .FI E O nl c u m CU 5 CU 3 O E & CU a rl rl m c VI II) ai rl pi II) 5 O 3 I3 i 7 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-P-70550 33 = 7779706 035583
30、7 2 I MIL-P-70550 (AR) 4.4.3 Testing. Testing is described in the First Article and Quality Conformance Inspection tables. PRECAUTION: This specification covers sampling and testing of chemical, toxic or explosive materials which are potentially hazardous to personnel. Accordingly, it is emphasized
31、that all applicable safety rules, regulations and procedures must be followed in handling and processing these materials . Compression testing equipment must be shielded and should allow for venting . 4.4.4 Inspection equipment. The inspection equipment required to perform the examinations and tests
32、 prescribed in this specification is identified either directly or by reference, in the “Paragraph Reference/Inspection Method“ column of the Quality Conformance Inspection tables herein. The contractor shall submit for approval inspection equipment designs in accordance with the terms of the contra
33、ct. See Section 6 of MIL-A-48078 and 6.4 herein. 4.5 Methods of inspection. 4.5.1 Materials, components and processes. Compliance with all requirements of Section 3 of this specification shall be ascertained by current and continuing examination of inspection and test data to determine that all pell
34、ets have been inspected and tested and found to comply with their respective drawing and specification requirements, and that all specified manufacturing processes have been followed . 4.5.1.1 Visual and mechanical inspections. The visual, manual and mechanical inspections and tests shall verify com
35、pliance with the requiiements of Sections 3 and 5 of-this specification in accordance with 4.4.2 herein and Table I. 4.5.2 Compression test. After completely curing, pellets shall be compressed between two flat parallel plates which completely cover the top and bottom face. The plates shall move tog
36、ether at 0.10 inches per minute. Failure to meet the requirement in 3.3 herein shall be cause for rejection of all material produced since the last successf u1 test. 4.5.3 Burn test. Pellets will be placed on an approved scale in the center of a 2 feet diameter tube. Air at 56% + 2% relative humidit
37、y, 720+ 3OF shall be drawn into the tube at 600 cubic feet per minute. such that when either parallel face is on the scale surface a line which bisects the 900 angle of the pellet will be perpendicular to the direction of airflow over the pellet. The pellet shall be quickly ignited on the front-faci
38、ng area and the ignition source quickly withdrawn from the air stream. Timing begins the moment the pellet is first ignited. Failure to comply with the requirement in 3.4 herein, shall be cause for rejection of all When fully cured, the pellet shall be oriented 8 Provided by IHSNot for ResaleNo repr
39、oduction or networking permitted without license from IHS-,-,-MIL-P-30550 13 m 7777706 0355820 7 m MIL-P-70550 (AR) material produced since the last successful test. If the test is disturbed as indicated by a sharp change in the slope, the test may be repeated with another specimen representing mate
40、rial produced at the same time interval. prior to testing therefore identity of the pellets is required until the test is satisfied. a Pellets must be fully cured 5. PACKAGING 5.1 Packaqinq, packinq and marking. Packaging of pellets for shipping shall be in accordance with 49 CFR 100-199. Marking *
41、a shall be in accordance with MIL-STD-1169 . . 6. NOTES 6.1 Alternate procedures to those contained in this specification shall be approved in advance by: Commander, USA ARDEC, ATTN: AMSMC-QAT-B (D), Dover, NJ 07801-5001. 6.2 Ordering data. See MIL-A-48078. 6.3 Drawings. Drawings listed in Section 2
42、 of this specification under the headings U. S. Army Armament Research, Development and Engineering Center (ARDEC) may also include drawings prepared by, and identified as Edgewood Arsenal, Frankford Arsenal, Rock Island Arsenal or Picatinny Arsenal and U. S. Armament Research and Development Comman
43、d (ARRADCOM) drawings. Technical data originally prepared by these activities is now under the cognizance of ARDEC. 0 6.4 Submission of inspection equipment for design approvals. See MIL-A-48078. Submit desings as required to Commander, U.S. Army Armament Research, Development and Engineering Center
44、 , (ARDEC) ATTN: AMSMC-QAT-I (D) , Dover, NJ 07801-5001. 6.5 Material safety data sheets. The contracting officer will identify those activities requiring copies of completed Material Safety Data Sheets prepared in accordance with EED-STD-313. The pertinent government mailing addresses for submissio
45、n of data are listed in appendix B of FED-STD-313. 9 i Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-P-70550 13 7944906 0355ZL O W MIL-P-70550 (AR) 6.6 Subject term (key word) listinq. Ammuni tion, mortar Interfix Pellet , smoke Red phosporus Sodium nitrate Test , burn Test, compression Custodian: ARMY-AR Preparing activity: I ARMY-AR 10 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
