1、 MIL-C-70998 (AR) w/AMENDMENT 4 28 May 2012 SUPERSEDING MIL-C-70998 (AR) w/AMENDMENT 3 8 October 1997 MILITARY SPECIFICATION CONTAINER, SHIPPING AND STORAGE, CARTRIDGE, 25mm, PA125 GENERAL SPECIFICTION FOR This specification is approved for use by the US Army Armament, Munitions and Chemical Command
2、, and is available for use by all Departments and Agencies of the Department of Defense. 1. SCOPE 1.1 This specification covers the general requirements for Container, Shipping, and Storage, Cartridge, 25mm, PA125, hereinafter called the container. The container is used for holding ammunitions durin
3、g usage, shipping and storage (see 6.1). 2. APPLICABLE DOCUMENTS 2.2 Government documents. AMSC N/A FSC 8140 DISTRIBUTION STATEMENT A. Approved for public release; distribution is unlimited. INCHPOUND Comments, suggestions, or questions on this document should be addressed to: Commander, U.S. Army A
4、RDEC, ATTN: RDAR-QES-E, Picatinny Arsenal, New Jersey 07806-5000 or e-mailed to ardecstdznconus.army.mil. Since contact information can change, you may want to verify the currency of this information using ASSIST Online database at https:/assist.dla.mil. Provided by IHSNot for ResaleNo reproduction
5、or networking permitted without license from IHS-,-,-MIL-C-70998 w/AMENDMENT 4 2 2.2.1 Specifications, standards, and handbooks. The following specifications, standards, and handbooks form a part of this document to the extent specified herein. Unless otherwise specified, the issues of these documen
6、ts shall be listed in the issue of the department of Defense Index of Specifications and Standards (DODISS) and supplement thereto, cited in the solicitation. (See 6.2) SPECIFICATIONS FEDERAL TT-C-490 - Chemical Conversion Coatings and Pretreatments for Ferrous Surfaces for Organic Coatings MILITARY
7、 MIL-W-63150 - Weapons and Support Material Standard Quality Assurance Provisions for MIL-W-12332 - Welding, Resistance, Spot, Seam, and Projection; for Fabricating Assemblies of Low Carbon Steel STANDARDS MILITARY MIL-STD-171 - Finishing of Metal and Wood Surfaces MIL-STD-406 - Visual Inspection St
8、andards for Terne Plate Cans and Steel Boxes Used in Small Arms Ammunition Packaging MIL-STD-414 - Sampling Procedures and Tables for Inspections by Variables for Percent Defectives (Copies of these documents are available online at https:/assist.dla.mil/quicksearch/ or from the Standardization Docu
9、ment Order Desk, 700 Robbins Avenue, Building 4D, Philadelphia, PA 19111-5094.) 2.1.2 Other Government documents, drawings, and publications. The following other Government documents, drawings, and publications form a part of this document to the extent specified herein. Unless otherwise specified,
10、the issues are those cited in the solicitation. DRAWINGS U.S. ARMY ARMAMENT, RESEARCH, DEVELOPMENT AND ENGINEERING CENTER (ARDEC) 12576143 - PA125 Ammunition Container Assembly 12576144 - Body Assembly 12576152 - Cover Assembly Provided by IHSNot for ResaleNo reproduction or networking permitted wit
11、hout license from IHS-,-,-MIL-C-70998 w/AMENDMENT 4 3 12998172 - Coatings, High Performance (For Ammunition Containers) (Copies of these drawings may be requested online at pica.drawing.requestconus.army.mil or from U.S. Army ARDEC, ATTN: RDAR-AIS-TD, Picatinny Arsenal, NJ 07806-5000.) 2.2 Non-Gover
12、nment publications. The following document(s) form a part of this document to the extent specified herein. Unless otherwise specified, the issues of the documents which are DOD adopted are those listed in the issue of the DoDISS cited in the solicitation. Unless otherwise specified, the issues of do
13、cuments not listed in the DoDISS are the issues of the document cited in the solicitation (See 6.2). AMERICAN SOCIETY FOR TESTING AND MATERIALS INTERNATIONAL (ASTM) ASTM B 117 - Method of Test for Salt Spray (Fog) Testing (Copies may be ordered from ASTM International, 100 Barr Harbor Drive, PO Box
14、C700, West Conshohocken, PA 19428-2959, http:/www.astm.org). 2.3 Order of precedence. In the event of a conflict between the text of this document and the references cited herein, the text of this document shall take precedence. Nothing in this document, however, shall supersede applicable laws and
15、regulations unless a specific exemption has been obtained. 3. REQUIREMENTS 3.1 Materials. Materials shall be accordance with the applicable drawings and specifications. 3.2 Components and assemblies. The components and assemblies shall comply with all requirements specified on Drawing 12576143, all
16、associated drawings, and with all requirements specified in applicable specifications and standards. 3.3 Temperature. 3.3.1 Elevated temperature (storage). The container shall not suffer permanent damage when subjected to constant temperature of +163 F minimum for a period of 24 hours (after tempera
17、ture stabilization) and shall meet the requirements of 3.4 when returned to a minimum temperature of 50 F. 3.4 Performance. 3.4.1 Cover assembly. The locking hardware shall be operable manually. The cover assembly shall be removable manually without the use of exorbitant force. The gasket shall rema
18、in secure in the correct position within the cover upon removal of the cover assembly. The gasket shall not stick to, be cut or split by contact against the top edge of the body assembly. The Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-C-7099
19、8 w/AMENDMENT 4 4 cover shall be completely removable manually, without special tools, without the use of exorbitant force and shall be easily resealed. 3.4.2 Hasp and latch. Mating parts of the body hasp and latches shall engage without requiring deformation of any container part, and the latches s
20、hall close and open freely. When closed the latches of the assembled container shall remain closed until manually opened. 3.4.3 Spring loaded handles. Handles shall be spring loaded. Handles shall be extendable without the use of exorbitant force (not to exceed 5 lbs.). Handles shall retract to with
21、in mounting hardware when not in use. 3.5 Airtightness. The assembled container shall withstand, without leakage, a minimum air pressure differential of three pounds per square inch (PSI). 3.6 Weld procedure. Fabrication of the container shall be in accordance with the recorded welding procedure req
22、uirements of MIL-W-12332. 3.7 Protective coating. 3.7.1 Pretreatment. The cleaning method and pretreatment process used shall comply with the requirements of Dwgs. 12576144 and 12576152. The phosphate coating shall comply with finish 5.1.1 of MIL-STD-171. 3.7.2 Paint. The paint coating shall comply
23、with the requirements of Dwgs. 12576144 and 12576152. In addition, the coating shall comply with the requirements of MIL-STD-406. Adhesion of the paint to the pretreated surfaces shall comply with the applicable requirements of MIL-STD-171, Finish 5.1.1. 3.7.3 Corrosion resistance. The exterior surf
24、ace of the box shall show no visible evidence of paint blistering, creepage (loss of adhesion), or corrosion of base metal in excess of 1/8 inch on either side of the score marks, or rusting of parts of the hardware subject to pressure of abrasion in normal use or exceeding the standards permissible
25、 in MIL-STD-406, or more than five (5) scattered blisters or corrosion spots having individual diameters greater than 3/16“ in diameter in any 4 X 12 inch flat area, excluding score marks, after exposure to a 5% solution of salt spray for 96 hours. 3.8 Gasket compression. The gasket compression of t
26、he container shall be as specified by Dwg. 12576143. 3.9 Weld security. 3.9.1 Hasp assembly. Each hasp of the body assembly shall comply with the weld security requirement of drawing 12576144 without permanent deformation or failure of a weld. 3.9.2 Handle assembly. The handles of the body assembly
27、shall withstand a pull of 600 pounds, minimum, without permanent deformation of a component or failure of a weld. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-C-70998 w/AMENDMENT 4 5 3.9.3 Latch assembly. The latch assemblies of the cover asse
28、mbly shall comply with the weld security requirement of drawing 12576152 without breakage or permanent deformation of any components or welds. 3.10 Concavity and convexity. 3.10.1 Cover assembly. The cover assembly shall meet the requirements of Dwg. 12576152 for flatness. 3.10.2 Body assembly. The
29、top edges of the body assembly shall meet the requirements of Dwg. 12576144. 3.11 First Article. When specified in the contract or purchase order, a sample shall be subjected to first article inspection in accordance with technical provisions herein (see 4.3). 3.12 Workmanship. The workmanship requi
30、rements of the Container Assemblies shall be visually examined to determine compliance with the following requirements. The quality of Workmanship shall not adversely affect safety, function, performance, serviceability and appearance. Completed parts and assemblies shall not exhibit defective mater
31、ial or processing such as: cracked or split components, extraneous material, steel parts, burrs or sharp edges, scores and gouges, mutilated metal components, missing operations, improper assembly, missing parts, stains, corrosion, non specified oxidation (rust), unauthorized salvaging operations (e
32、.g., hammering to shape, repair by welding (except for bottom seam weld) straightening, bending, etc.) 4. QUALITY ASSURANCE PROVISIONS 4.1 Responsibility for inspection. Unless otherwise specified herein, or in the contract or purchase order, the supplier is responsible for the performance of all in
33、spection requirements (examinations and tests) as specified herein. Except as otherwise specified in the contract or purchase 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
34、. The Government reserves 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. 4.1.1 Responsibility for compliance. All items must meet all requirements of section 3
35、and 5. The inspection set forth in this purchase description shall become a part of contractors overall inspection system or quality program. The absence of any inspection requirements in the specification shall not relieve the contractor of the responsibility of assuring that all products or suppli
36、es 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 if any defective material. Provided by IH
37、SNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-C-70998 w/AMENDMENT 4 6 4.2 Classification of inspection. The following types of inspection shall be conducted on this item: a. First Article Inspection (see 4.3) b. Conformance Inspection (see 4.4) 4.3.1 Submiss
38、ion. The contractor shall submit a first article sample as designated by the Contracting Officer for evaluation in accordance with provisions of 4.3.2. The first article sample shall consist of the items in sample quantities as indicated. 4.3.2 Inspection to be performed. First article material shal
39、l be tested in accordance with Table I. Any test samples may be subjected, by the Government, to any or all of the examinations and tests specified herein, in the contract or on the applicable drawings. 4.3.3 Rejection. If any component or assembly fails to comply with the requirements, the First Ar
40、ticle sample shall be rejected. The Government reserves the right to terminate its inspection upon the failure of any item material to comply with any of the stated requirements. In the event of rejection, the Government reserves the right to require the contractor to take corrective action and subm
41、it a new First Article quantity. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-C-70998 w/AMENDMENT 4 7 TABLE I. First Article Inspection CLASSIFICATION OF CHARACTERISTICS PARAGRAGH TITLE Container Assembly SHEET 1 of 1 DRAWING NUMBER 12576143 N
42、EXT HIGHER ASSEMBLY CLASSIFICATION EXAMINATION OF TEST CONFORMANCE CRITERIA REQUIREMENTPARAGRAPH INSPECTION METHOD REFERENCE Temperature 1/ Performance 1/ Airtightness 1/ Pretreatment - 3 standard panels per TT-C-490 1/ Paint film thickness and adhesion 1/ Corrosion Resistance 1/ Gasket compression.
43、 1/ Weld Security Hasp 1/ Handle 1/ Latch 1/ Concavity and convexity Cover Assembly 1/ Body Assembly 1/ 7 7 7 7 7 7 7 7 7 7 7 7 3.3 3.4 3.5 3.7.1 3.7.2 3.7.3 3.8 3.9 3.9.1 3.9.2 3.9.3 3.10 3.10.1 3.10.2 4.6.1 4.6.2 4.6.3 4.6.4 4.6.5, 4.6.5.2 4.6.6 4.6.7 4.6.8 4.6.9 Notes: 1/ Accept on zero defects,
44、reject on one defect. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-C-70998 w/AMENDMENT 4 8 4.4 Quality conformance inspection. 4.4.1 Inspection lot formation. The term “inspection lot” is defined as a homogeneous collection of units of product
45、 from which a representative sample is drawn or which is inspected 100 percent to determine conformance with applicable requirements. Units of product selected for inspection shall represent only the inspection lot from which drawn and should not be construed to represent any prior or subsequent qua
46、ntities presented for inspection. Homogeneity shall be considered to exist provided the inspection lot should have been produced by one manufacturer, in one unchanged process, using the same materials and methods, in accordance with the same drawings, same drawing revisions, and same specifications
47、and specification revisions and complies with the provisions for submission of product. All material submitted for inspection in accordance with this specification shall comply with the homogeneity criteria specified herein, regardless of the type of inspection procedure which is being applied to de
48、termine conformance with requirements. 4.4.1.1 Lot identification. The cover and body assemblies of each container of the lot shall be identified as specified by Dwgs 12576152 and 12576144 supplemented as directed by the procuring activity. 4.4.2 Examination and tests. a. Classification of characteristics. Quality conformance examinations and tests are specified in the following Classification of Characteristics paragraphs. The contractors quality program or detailed inspection system shall provide
