1、- I . MIL-C-9b707D 13 W 777770b 0319531 b 12 May 1987 SUPERSEDING MIL-C-469OgC( EA) 5 December i967 MILITARY SPECIFICATION CHARGE, EXPELLING, FOR PROJECTILE, HC SMOKE, 155 MM, 11.61 This specification is approved for use within the U.S. Army Chemical Research, Development and Engineering Center, Dep
2、art- ment of the Army, and is available for use by all Departments and Agencies of the Department of Defense. 1. SCOPE il.1 Scope. This specification covers one type of expelling charge to be uSed in the i55 mm 1161 HC Smoke Projectile. ! 2. APPLICABLE DOCUMENTS . ,. 2 . 1 Government document s . 2.
3、1.1 Specifications and Standards. dards form a part; of this specification to the extent specified herein. Unless otherwise specified, the issues of these documents shall be those listed in the issue of the Deprtment of Defense Index of Specifications and Standards (DODISS) and supplement thereto ,
4、cited in the solicitation. The following specifications and stan- c SPECIFICATIONS FEDERAL - PPP-B-636 - Boxes, Shipping, Fiberboard. PPP-F-320 - Fiberboard: PPP-T-45 Corrugated and Solid, Sheet Stock (Container Grade) and Cut Shapes. Securing . - Tape, Gummed, Paper, Reinforced and Plain, for Seali
5、ng and : Beneficial comments ( recommendations , additions , deletions) and any perti- : : nent data which may. be of use in improving this document should be addressed: : $0: : : Center, ATTN: SMCCR-SFT-S, Aberdeen Proving Ground, MD 21010-5423 by using: : the self-addressed Standardization Documen
6、t Improvement Proposal (DD Form : : 1426) appearing at the end of this document or by letter. . Commander, U.S. Arniy Chemical Research, Development and Engineering U AMSC NIA THIS DOCUMENT CONTAINS I! PAGES. FSC 1320 DISTRIBUTION STATEMENT A. Approved for public release; distribution is unlimited.
7、Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-I I I i - P MIL-C-4b707D 13 7977706 0334532 MIL-C-4 6909D ( EA) MILITARY MIL-P-G - Preservation, Methods of MIL-B-117 - Bags, Sleeves, and Tubing-Interior Packaging. MIL-P-223 - Powder, Black. MIL-B-242
8、7 - Box, Ammunit ion Packing: Wood, Nailed. MIL-B-3106 - Board , Composition, Water-Resistant , Solid (For Filler or Cushioning Pads) . MIL-A-48078 - Ammunition , Standard Quality Assurance Provisions, General Specification for. STANDARDS MILITARY MIL-STD-105 - Sampling Procedures and Tables for Ins
9、pection by MIL-STD-109 - Quality Assurance Terms and Definitions. MIL-STD-331 - Fuze and Fuze Component; , Environmental and Performance MIL-STD-1167 - Ammunition Data Card . MIL-STD-1234 - Pyrotechnics: Sampliw , Inspection and Testing. Attributes Tests for. . 2.1.2 Drawings. , The following drawin
10、gs form a part of this specification to the extent specified herein those in effect on the date of the solicitation. Unless otherwise specified, the issues shall be DRAWINGS * UeS. ARMY ARMAMENT RESEARCH, DEVELOPMENT.AND ENGINEERING CENTER 7549275 - Pallet for 155 MM Projectile. 9352713 - Expelltng
11、Charge Assembly. 8796522 - Marking Diagram and Sealing for Wood Packing Boxes. U.S* ARMY CHEMICAL RESEARCH, DEVELOPMENT AND ENGINEERING CENTER 8885153 - Plate, Baffle. 924-5386 - Expelling Charge Support. (Copies of specifications , standards, and drawings required by contractors in connection with
12、specific acquisition functions should be obtained from the con- tracting activity or as directed by the. contracting activity.) 2,2 Order of precedence. In the event of a conflict between the text of this specification and the references cited herein, the text of this specifica- tion shall take prec
13、edence. Nothing in this specification, however, shall supersede applicable laws and regulations unless a specific exemption has been obtained. 2 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-C-Yb909D 13 m 9999906 0314533 T MIL-C-46909D( EA) 3.
14、REQUIREMENTS 3.1 Material. The expelling charge cup and cover shall be molded using the high density, stress crack resistant grade polyethylene specified on the appli- cable drawings . 3.2 Expelling charge assembly. The expelling charge assembly shall comply with all requirements specified on Drawin
15、g 9352713 and with all requirements specified in applicable specifications. 3.3 Moisture content of black powder. The moisture content of the black pow- der at the loading station shall not exceed 0.7 percent, when tested as speci- fied in 4.6.1. 3.4 Leak test of expelling charge assemblies. Expelli
16、ng. charge assemblies shall not leak when tested as specified in 4.6.2. 3.5 Compressive load test. Expelling charge assemblies shall not leak when tested as specified in 4.6.3? . 3-6 Workmanship. from cracks, air bubbles, holes, blisters, chips, dirt, grease and foreign matter. shall the parts be co
17、ntaminated by the cleaning agents. The expelling charge components and assembly shall be free The cleaning iiiethod shall not be injurious to any of the parts nor 3.7 First article inspection. This specification makes provisions for first article inspection. by the contractor shall be as specified i
18、n the contract. Requirements for the submission of first article sampec 4 QUALITY ASSURANCE PROVISIONS 4.1 Responsibility for inspection. Unless otherwise specified in the con- tract or purchase order, the contractor is responsible for the perfomance of all inspection requirements as specified herei
19、n. in the contract or purchase order, the contractor may use his own or any other facili-t;ies suitable for the performance of the inspection requirements speci- fied herein, unless disapproved by the Government. right to perform any of the inspections set forth in the specification where such inspe
20、ctions are deemed necessary to assure supplies and services conform to prescribed requirements . 4.1.1 Responsibility for compliance. All items must meet ail requirements of sections 3 and 5. become a part of the contractors overall inspection system or quality program. The absence of any inspection
21、 requirements in the specification shall not relieve the contractor of the responsibility of assuring that all products or supplies submitted to the Government for acceptance comply with all require- . ments of the contract. Sampling in quality conformance does not authorize sub- mission of known de
22、fective material, either indicated or actual, nor does it commit the Government to acceptance of defective material. Except as otherwise specified The Government reserves the The inspection set forth in this specification shall * 3 Provided by IHSNot for ResaleNo reproduction or networking permitted
23、 without license from IHS-,-,-a MIL-C-46909D( EA) 4.1.2 Quality assurance terms and definitions. Refer to MIL-STD-109 for definitions of quality assurance terms. 4.2 Classification of inspections. (a) (b) First article inspection (see 4.3). Quality conformance inspection (see 4.4). 4.3 First article
24、 inspection. 4.3.1 Submission. The contractor shall submit a first article sample as designated by the contract for evaluation in accordance with the provisions of 4.3.2. The first article sample shall consist of 10 of each individual compo- nent from each mold cavity which have been produced by the
25、 contractoror fur- nished by a supplier and which have been manufactured using the same production grocesses, procedures and equipment which will be used in fulfilling the con- -tract. All parts and materials, including unit packing, shall be obtained from , the same sources of supply as will be use
26、d in regular production. misison, the contractor shall inspect the same to the degree necessary to assure that it conforms to the requirements of the contract and submit a record of this inspection with the sample including statements of findings for mate- rials, processes and tests. mitted unless s
27、pecifically authorized by the contracting officer. A first article sample, or portion thereof, as directed by the contractng officer, shall also be submitted whenever there is a lapse in production for a period in exceas of 90 days, or whenever a change occurs in manufacturing process, mate- rial us
28、ed, drawing, specification or source of supply as to significantly affect product uniformity as determined by the Government. The contractor shall submit a welding procedure, to include the type of welder, model number, size and welding cycle information to the Government for approval prior to pro-
29、ceeding with regular production. Prior to sub- A sample containing known defects shall not be sub- 4D 4.3.2 Inspections to be performed. Components will be subjected by the Government to any or al1 of the examinations and tests specified in 4.4.3 and 4.5 of this specification and any or all requirem
30、ents of the applicable draw- 4.3.3 Rejection. If any component fails to comply with any of the appli- cable requirements, the first article sample shall be rejected. reserves the right to termnate its inspection upon any failure of a component to compiy with any of the stated requirements. The Gover
31、nment 4.4 Quality conformance inspection. 4.4.1 Lot formation. See MIL-A-48078. 4.4.2 Submission of product. The product shall be submitted in accordance with MIL-STD-105. for each major defect and an AQL of 0.65 percent defective for each minor defect shall be used. Unless otherwise specified, an A
32、QL of 0.40 percent defective e 4 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-k flIL-C-46909D 13 979790b. 0334535 3 m- . - MIL-C -4 690 9D ( EA) 4.4.3 Classification of defects. 4.4.3.1 Cup (Drawing 9352714). Categories Defects Critical: None defi
33、ned Acceptance standards Major: AQL 0.40 percent defective 101 Outside diameter of flange incorrect Gage 103 Thickness of flange incorrect Gage i04 Outside diameter of closed end incorrect Gage 109 Flashing in recess area %e 111- Height of energy director ridge incorrect Gage . 102 Outside diameter
34、under flange incorrect Gage 105 Wall thickness incorrect Gage i06 107 - Diameter of recess incorrect Gage i08 Overall height incorrect Gage 110 Radius improper at intersection of outside %Li and flange underside . Gage . 112 Location of energy director ridge incorrect .Gage . 113 Inside diameter of
35、flange incorrect *- Gage i14 midence of por workmnship (see 3.6) Vi sua1 115 Material incorrect- (100 percent) Certificat ion by . test (furnish test results) 116 Mold marks, ribs, fins or flashings Wall thickness of recess in closed end incorrect . incorrect Gage 4.4.3,2 Cover (Drawing 9352715) Cat
36、 egories Defects Acceptance standards Critical: None defined Major: AQL 0.40 percent defective 101 Thickness incorrect Gage 102 Major diameter incorrect Gage 103 Diameter of. wiping edge incorrect Gage 104 Location of welding groove incorrect Gage 105 Evidence of poor workmanship (see 3.6) Visual 10
37、6 Height of snap closure diameter incorrect Gage 107 Mat erial incorrect ( i00 percent ) Certification by test (furnish test results) 5 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-1 I) MIL-C-4 6909D ( EA) 4.4.3.3 Tool control. In lieu of performi
38、ng sampling inspections listed under classification of defects on each lot, the following tool control evalua- tions may be substituted, Dimensionally examine (100 percent) 5 each expelling charge bodies and covers from each mold cavity for conformance to all dimen- sions on Drawings 9352714 and 935
39、2715 to qualify the mold cavity. mold cavitx qualification, one body and one cover from each mold cavity shall be examined 100 percent for conformance to Drawings 9352714 and 9352715 for each weeks production or when a mold cavity is repaired or changed. In the event a mold is found defective, all b
40、odies and covers from the defective mold sampled using MIL-STD-105, AQL 0.40 percent, If the quantity is rejected, the bodies and covers shall be screened and defective bodies and covers removed prior to using for production. To maintain . cavity produced since the last acceptable body and cover exa
41、mination shall be Each cavity shall be identified by a number. Expelling charge assembly, prior to sealing (Drawing 9352713). 4.4.3.4 Categories Defects Acceptance standards Critical: None defined Major: AQL 4.0 percent defective Powder charge missing Visual Powder charge weight incorrect Foreign ma
42、tter in cup or on welding Evidence of poor workmanship (see 3.6) sur fac es Vi sual Visual 4.4.3.5 Expelling charge assembly, sealed (Drawing 9352713) . . Categories Defects Acceptance standards Critical : None defined Major: 100 percent inspection 101 Assembly fails leak test 102 and cover Black po
43、wder between flange of cup AQL 0.40 percent defective Outside diameter of flange incorrect Height incorrect Flange thickness incorrect - Minor: AQL 0.65 percent defective 201 Container damaged 202 Marking incorrect (Not e 5 ) 6 Visual Visual Gage Gage . Gage Vi sual Visual Provided by IHSNot for Res
44、aleNo reproduction or networking permitted without license from IHS-,-,-flIL-C-4b707D 13 777770b 0334537 7 W MILC-4 6909D( EA) 4.4.3.6 Categories Defects Accept Unsealed fiber container (see 5.1.2.1 and 5.2.1) . Critical: None defined Major: AQL 0.40 percent defective - 101 Any packing component mis
45、sing or nce st improper ly ass embled - - Minor: A 2.5 + 0.5 inches long and stand on end. assembly i the support and on the aluminum cylinder so that the bottom of the cup extends into the cylinder and the support rests on the cylinder end. an expelling charge baffle plate (Drawing 8885153) on top
46、of the expelling charge assembly. Apply a 200 pound load to the baffle plate for a minimum period of 1.0 minute. assembly as specified in 4.6.2. Place the expelling charge Place Remove the load and leak test the expelling charge 50 PACKAGING 5.1 Unit packing. 5 .l. 1 Unit packing of plastic componen
47、ts. Expelling charge cups (Drawing 9352714) and covers (Drawing 9352715) shall be unit packed in accordance with commercial practice adequate to insure acceptance and safe delivery by the car- rier for the mode of transportation employed. nesting of the cups and covers. This unit packing shall inclu
48、de . 5.1.2 Unit packing of expelling charge assemblies. 5.1.2.1 “Level A. Fifty 1161 expelling charges shall be unit packed in a PPP-13-636, style CSSC, class domestic, grade 200 fiberboard box complete with filler pads and separators consisting of two half slotted prtitio.ns assembled to form 50 in
49、dividual cells in a 5 by 5 by 2 layer per box arrangement. filler pad shall be placed between each layer of charges, and one or more filler pads shall be added to the top layer of charges as required to insure a tight pack. forming to class domestic, variety SW, grade 200 of PPP-F-320. shall be approximately 15-3/4 by 15-3/4 by 3-3/4 inches deep (inside dirrien- sions). The boxes shall be closed by applying 2 inch wide tape meeting requir
