ARMY MIL-F-48076 A-1984 FIN ASSEMBLY M158《M158鳍板组件》.pdf
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1、MIL-F-4807hA 13 m 7777706 031h008 1 m i 14 MAY 1984-“ . SUPERSEDING 4 il- - : SPECIFICATIONS MILITARY MI L-H- 6 O 8 8 MIL-A-48078 - Heat Treatment of Aluminum Alloys - Ammunition Standard Quality Assurance Provisions, General Specification for MIL-F-48076 (MU) 27 February 1976 MILITARY SPECIFICATION
2、 FIN ASSEMBLY, M158 This specification is approved for use by the U.S. Army Armament Munitions and Chemical Command, and is available for use by all Departments and Agencies for the Department of Defense . 1. SCOPE 1.1 Cope. This specification contains requirements and provides quality assurance pro
3、visions for the Fin Assembly, M158 for use on 81MM Mortar Ammunition. 2. APPLICABLE DOCUMENTS 2.1 Government documents - 2.1.1 Specifications and standards, Unless otherwise specified (see 6r2) , the following specifications and standards of the issue listed in that issue of the Department of Defens
4、e Index of Specifications and Standards (DODISS) specified in the solicitation, form a part of this specification to the extent specified herein. , . . .- z_ FSC 1315 Beneficial comments (recommendations, additions, deletions) and any pertinent data which may be of use in improving this document sho
5、uld be addressed to: Commander. US Arm Armament Research and Development Center, Attn. DRSMC-QA, Dover, New Jersey 07801 by using the self-addressed Standardization Document Improvement Proposal (DD Form 1426) appearing at the end of this document or by letter. I I / THIS DOCUMENT CONTAINS PAGES Lic
6、ensed by Information Handling Services- MIL-F-4807bA 13 7799906 031b007 3 I MIL -F- 4 8 O 7 6 A ( AR) STANDARDS MILITARY MIL-STD-105 - Sampling Procedures and Tables MIL-STD-1169 - Packaging, Packing and Marking for Inspection by Attributes for Shipment of Inert Ammunition Components 2.1.2 Other gov
7、ernment documents, drawings and publications. The following other documents, drawings, and publications form a part of this specification to the extent spec i fi ed herein . DRAWINGS (See 6.4) U.S. ARMY ARMAMENT RESEARCH AND DEVELOPMENT CENTER (ARE 1 9221071 - Fin Assembly, M158 P UBL I CAT I ONS AN
8、SI B46.1 - Surface Texture (Application for copies should be addressed to the American National Standard Institute (ANSI), 1430 Broadway, New York, N.Y. 10018.) ASTM Method E-8 ASTM Method E-340 - Macroetching Metals and Alloys (Application for copies should be addressed to the - Tension Testing of
9、Metallic Materials American Society for Testing and Materials, 1916 Race Street, Philadelphia, PA 19105). (Technical society and technical association specifications and standards are generally available for reference from libraries. technical groups and using Federal Agencies). publications require
10、d by manufacturers in connection with specific acquisition functions should be obtained from the contracting activity or as directed by the contracting officer . ) They are also distributed among (Copies of specifications, standards, drawings, and 2 Licensed by Information Handling ServicesMIL-F-076
11、A 13 9797906 031b010 T I MIL-F-48076A (AR) 3.4 Hydrostatic test. - The fin housing shall be able to withstand a hydrostatic load of 17,250 + 250 p.s.i, when tested in accordance with 4.5.4. Each fin-housing that successfully meets the requirements of this test shall be permanently stamed with the le
12、tter “H“ .125 inch maximum height by .O1 inch maximum depth on the outside surface following the nomenclature. 2.1.3 Order of precedence. In the event of a conflict between the text of this specification and references cited herein, (except drawings) the text of this specification shall take precede
13、nce. 3 REQUIREMENTS 3.1 Material. - Materials shall be in accordance with the applicable drawings and specifications. Materials shall not exhibit defects such as cracks, splits, porosity, etc. 3.2 Components and assemblies, - The components and assemblies shall comply with all requirements specified
14、 on drawing (dwg.) 9221071 and associated drawings, and with all requirements specified in applicable specifications and standards. 3.3 Heat treatment. - Heat treatment equipment, proce- . dures and controls shall be in accordance with MIL-H-6088. The material shall be solution heat treated in such
15、a manner as to avoid overheating of the material or cracking during quenching. 3.5 Data requirements. L- - The contractor shall generate data in accordance with the requirements of the data item descriptions cited herein and in 4.5.3.3, and 4.5.4. 3.6 First article inspection. - This specification c
16、ontains provisions for first article inspection. Requirements for the submission of first article samples by the contractor shall be as specified in the contract. 3.7 Wor kmanshin 3.7.1 Metal characteristics. - All components shall be free from cracks, splits, cold flow, shrinkage, cold shuts, pip t
17、ype defects, planar type defects, inclusions, porosity, or any similar characteristics. 3 Licensed by Information Handling ServicesMIL-F-4807bA 13 7777906 03LbOLL L - MIL -F - 4 8 O 7 6 A ( AR) 3.7.2 Threads. - Threads shall be full and undamaged for the entire minimum length or depth as required by
18、 the applicable drawings. 3.7.3 Burrs. - No part shall have a burr which might interfere with the assembly or function of the round or which might be injurious to personnel handling the item. be free of chips, dirt, grease and other foreign matter that may impair proper functioning. The cleaning met
19、hod used shall not be injurious to any of the parts, nor shall the parts be contaminated. 3.7.4 Foreign matter. - All parts and assemblies shall 4. QUALITY ASSURANCE PROVISIONS 4.1 Responsibility for inspection and standard quality -. assurance provisions. - Unless otherwise specified herein or in t
20、he contrct, the provisions of MIL-A-48078 shall apply and are hereby made a part of this detail spcification. 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 ins
21、pection 4.3.1 Submission. - The contractor shall submit a first article sample as designated by the Contracting 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 1). Par t d es
22、 cri pt i on Fin Assembly, M158 Fin Housing Housing, prior to drilling of flash holes Increment holder (rear) I ncr ment holder (front ) D r a wi. ngs 9221071 8882167 9212304 9221072 9220708 Quantity - 10 5 5 10 5 5 4 Licensed by Information Handling ServicesMIL -F- 4 8 07 6A (AR ) Following nominal
23、 cropping, one specimen suitable for macroetch testing shall be submitted from the rear of both housing and fin stock. In addition, 4 tensile specimens shall be submitted from fully heat treated material. Two tensile specimens shall be obtained from rolled, extruded, or forged housing material stock
24、 (as applicable), and two specimens shall be-obtained from fin stock. See Table 1, Note a. Microstructure specimens shall be taken from both fin and housing m-aterial stock as described in 4.5.3.2. 4.3.2 Inspections to be Performed - See MIL-A-48078 and Table 1 specified herein. 4.3.3 Rejection - Se
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