1、MIL-C- 50 779A (AR 1 MILITARY SPECIFICATION 9 NOW 1.983. SUPERSEDING MIL-C-50779 (MU) 15 April 1972 CASING, BURSTER M158 This specification is approved for use by the U.S. Army Armament Research and Development Command, and is available for use by all Departments and Agencies of the Department of De
2、fense. 1. SCOPE 1.1 This specification covers the requirements, quality assurance provisions, and packaging for the M158 Burster Casing for the 81MM Mortar WP round. 2. APPLICABLE DOCUMENTS 2.1 Government documents. 2.1.1 Specifications and standards. Unless otherwise mecified (see 6.21, the followi
3、ng specifications and standards oi the issue listed in that issue-of-the Department of Defense Index of Specifications and Standards (DoDISS) specified in the solicitation, form a part of this specification to the extent specified herein. SPECIFICATIONS MILITARY MIL-A-48078 STANDARDS MILITARY MIL-ST
4、D-105 - Ammunition, Standard Quality Assur- ance Provisions, General Specifica- tions for - Sampling Procedures and Tables for Inspection by Attributes FSC 1310 Beneficial comments (recommendations, additions, deletions) and any pertinent data which may be of use in improving this document should be
5、 addressed to: Commander, US Arm Armament Research and Development Center, Attn. DRSMC-QA, Dover, New Lrsey 07801 by using the self-addressed Standardization Document Improvement Proposal (DD Form 1426) appearing at the end of this document or by letter. THIS DOCUMENT CONTAINS /o PAGES. , -_ Provide
6、d by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-C-50777A 13 W 7777906 0330884 9 m MIL-C-50779A (AR) MIL-STD- 1169 - Packaging, Packing and Marking for Shipment of Inert Ammunition Compo- nents 2.1.2 Other Government documents, drawings, and publica- tio
7、ns. The following other Government documents, drawings, and publications form a part of this specification to the extent specified herein. DRAWINGS U.S. ARMY ARMAMENT RESEARCH AND DEVELOPMENT COMMAND (ARRADCOM) PRODUCT AND PACKAGING DRAWINGS 10521905 - Casing, Burster, M158 (Copies of specifications
8、, standards, handbooks, drawings, and publications required by manufacturers in connection with specific acquisition functions should be obtained from the contracting activity or as directed by the contracting officer.) PUBLICATIONS American National Standards Institute (ANSI) ASA-B46.1 - Surface Te
9、xture (Application for copies should be addressed to the American National Standards Institute, 1430 Broadway, New York, NY 10018) American Society of Testing Materials (ASTM) ASTM Method E-8 - Tension Testing of Metallic Materials (Applications for copies of ASTM publications should be addressed to
10、 the American Society for Testing and Materials, 1916 Race Street, Philadelphia, PA 19103). 2.1.3 Order of precedence. In the event of a conflict between the text of this specification and the reference cited herein, the text of this specification shall take precedence. 2 Provided by IHSNot for Resa
11、leNo reproduction or networking permitted without license from IHS-,-,-MIL-C- 50 779A (AR) r 3. REQUIREMENTS 3.1 Material. Material shall be in accordance with appli- 3.2 Parts. The parts shall comply with all requirements cable drawings and specifications. specified on drawing (dwg.) 10521905 as ap
12、plicable, and with all requirements specified in applicable specifications and standards. 3.3 Mechanical properties. Mechanical properties specified on the applicable drawing shall. be uniform throughout each burster casing. 3.3.1 Metal defects. The bursting casing shall be free from cracks, splits,
13、 folds, cold shuts, inclusions, porosity or similar defects. 3.4 First article inspection. This specification contains technical provisions for first article inspection. Requirements for the submission of first article samples by the contractor shall be as specified in the contract. 3.5 Workmanship.
14、 All parts shall be fabricated and finished in a thorough workmanlike manner. They shall be free of burrs, sharp edges, chips, dirt, grease, corrosion or other foreign matter. 4. QUALITY ASSURANCE PROVISIONS 4.1 Responsibility for inspection and standard quality assurance provisions. Unless otherwis
15、e specified herein or in the contract, the provisions of MIL-A-48078 shall apply and are hereby made a part of this detail specification. 4.2 Classification of inspection. The following types of inspection shall be conducted on this item: a. First article inspection b. Quality conformance inspection
16、s 3 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-C-5077A 13 W 7777706 0330886 2 m- MIL-C- 50 779A (AR) b 4.3 First article inspection. 4.3.1 Submission. The contractor shall submit a first article sample as designated by the Contracting Office
17、r for evaluation in accordance with provisions of 4.3.2. article sample shall consist of the items as required per Table 1. The first 4.3.2 Inspections to be performed. See MIL-A-48078 and Table 1 specified herein. 4.3.3 Rejection. See MIL-A-48078. 4 Provided by IHSNot for ResaleNo reproduction or n
18、etworking permitted without license from IHS-,-,-c n m O m rl CJ m O rl gr 3 ram -ci . MIL-C-50777A 13 7779706 0330887 4 m u ma, mnw da, a, rl u .Pi ci 2 e H n v 2 4 Q I- I- O m I u I c H r Y r 2 ta 8 I- d L Y Z O 5 2 f c) (vcv mm 5 O rlcv Ici Provided by IHSNot for ResaleNo reproduction or networki
19、ng permitted without license from IHS-,-,-_- MIL-C-50779A 13 W 9999906 0330888 6 W MIL-C-50779A (AR) 4.4 Quality conformance inspection. 4.4.1 Inspection lot formation. Inspection lots shall comply with lot formation provisions of MIL-A-48078. 4.4.2 Examination. See MIL-A-48078. Unless otherwise spe
20、cified in the Classifiwtion of Defects and Test Tables, sampling plans and procedures for major and minor defects shall be in accordance with MIL-STD-105, Inspection Level II. 6 4 5 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-h s t- e o3 VI rl z
21、h U a, CI m U 1 la P C -4 m m 4 I MIL-C-50777A 13 9777706 0330887 i W xf L U u P 2 rl NNmN Cu N (v N(vN(vNNN cv N mmmm m m m mmmmmmm M m . 0 0 *.e. . . dp dp dpdpdpdpdpdpdp dp dp dpdpdpdp O o 0000000 o o O000 di di dididididididi di di O000 rlrlrlrl O o 0000000 o o . . .e. U a, a O U a, -4 2 u m a,
22、w u U rd 1 w m U 1 4J m m w m a, aim U 3m a -4 a, 4J a, -4 u w m E 7 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-o3 m rl z . Li a, u o Li 7 a . m C .rl o m iu - - aaf cvcvcvcvcv cvcvcv cvcvcvcvcvcvcucvm mmmmm mmm mmmmmmmmm . dPdPdPdPdP dPdPdP dPd
23、PdPdpdPdPdPdPdP mmmmm mmm mmmmmmmmm wwwww www wwwwwwwww 00000 O00 000000000 . . , . , . , . . I 4 a Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-fl Li MIL-C-50779A 13 W 999990b 033091 b W d MIL-C-50779A (AR) P 4.4.3 Testing. Testing is described i
24、n the first article and quality conformance inspection tables. 4.4.4 Inspection equipment. The inspection equipment required to perform the examinations and test prescribed herein is described in the “Paragraph Reference/Inspection Method“ column in the tables starting with paragraph 4.4.2.1. The co
25、ntractor shall submit for approval inspection equipment designs in accordance with the terms of the contract. See Section 6 of MIL-A-48078 and 6.3 herein. 4.5 Methods of inspection. 4.5.1 Materials, components and processes. Compliance with all reauirements of Section 3 of this specification shall b
26、e ascertained by current and continuing examination of inspec- tion and test data to determine that all components (parts, subassemblies, and materials) have been inspected and tested and found to comply with their respective drawing and specification requirements, and that all specified manufacturi
27、ng processes . have been followed . 4.5.1.1 visual and mechanical inspections. The visual, manual and mechanical inspections and tests shall verify compliance with the requirements of Sections 3 and 5 of this specification in accordance with 4.4.2 herein and Table 1. 4.5.2 Leak test. Each burster ca
28、se shall be mounted in an approved fixture in such a manner that the burster case will be completely submerged in water, and then subjected to the required air pressure for the specified time duration. A burster casing shall be classed defective if evidence of bubbles rising to the surface of the wa
29、ter or appearing on any surface of the casing is observed. 4.5.3 Tension test. From the samples selected in accor- dance with 4.4.2.1, one full sectioned tension test specimen as prescribed by ASTM-Method E-8 shall be taken from the- tube position of each of the 2 burster casing samples. The test sh
30、all be peformed using equipment and procedures prescribed by ASTM Method E-8. 5. PACKAGING 5.1 Packaging, packing and marking. Packaging, packing and marking shall be in accordance with the requirements of Level B in MIL-STD-1169. 9 Provided by IHSNot for ResaleNo reproduction or networking permitte
31、d without license from IHS-,-,-MIL-C-5 O 7 7 9A (AR) 6. NOTES 6.1 Intended use. The components covered by this speci- fication are intended for use on the 81MM Cartridge, Smoke, WP, M374 Series. 6.2 Ordering data. See MIL-A-48078. 6.3 Submission of inspection equipment for design approvals. See MIL-
32、A-48078. Submit designs as required to Commander, U. S. Army Armament Research and Development Command, ATTN: DRDAR-QAT-I, Dover, NJ 07801. with the applicable requirements is in doubt as a result of visual examination, this characteristic may be measured or gaged to determine acceptability. 6.4 Vis
33、ual examination qualification. When compliance 6.5 Delay in distribution. Document was approved 9 November 1982, however, it was not received by Department of Defense Single Stock Point for indexing and distribution until December 1983. Custodian : Army - AR a, Preparing activity: Amy-AR (Project 1310-A276) Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
