1、MIL-C-B2874 9999906 3973985 825 = MILC-82894(0S) 9 February 1994 MILITARY SPECIFICATION CARTRIDGE, FIRE EXTINGUISHER, CCU-l26/A This specification is approved for use by the Naval Sea Systems Command, Department of the Navy, end is available for use by all Departments and Agencies of the Department
2、of Defense. 1. SCOPE 1.1 Scope. This specification covers the requirements for the manufacture and acceptance of the CCU-1261A Fire Extinguisher Cartridge, referred to herein as cartridge. 2. APPLICABLE DOCUMENTS 2.1 Government documents. 2.1.1 Specifications, standards, and handbooks. The following
3、 specifications, standards, and handbooks form a part of this document to the extent specified herein. Unless otherwise specified, the issues of these documents are those listed in the issue of the Department of Defense Index of Specifications and Standards (DODISS) and supplement thereto, cited in
4、the solicitation (see 6.2). SPECIFICATIONS FEDERAL UU-(2-282 Chipboard PPP-B-621 Boxes, Wood, Nailed and Lock-Corner PPP-B-676 Boxes Setup PPP-c-1797 Cushioning Material, Resilient, Low Density, Unicellular, Polypropylene Foam Beneficial comments (recommendations, additions, deletions) and any perti
5、nent data which may be of use in improving this document should be addressed to: Commander, Indian Head Division, Naval Surface Warfare Center, Standardization Branch (Code 84201, 101 Strauss Avenue, Indian Head, MD 20640-5035 by using the Standardization Document Improvement Proposal (DD Form 1426)
6、 appearing at the end of this document, or sending a letter. AMSC NIA FSC 1377 DISTRIBUTION STATEMENT A: Approved for public release; distribution is unlimited. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MILITARY MIL-P-116 MIL-B-117 MIL-1-23659
7、STANDARDS MILITARY MIL-STD-129 MI L-ST D-45 3 MIL-STD-81 O MIL-STD-1168 Preservation, Methods of Bags, Sleeves and Tubing Initiators, Electrical, General Design Specification For Marking for Shipment and Storage Inspection, Radiographic Environmental Test Methods and Engineering Guidelines Ammunitio
8、n Lot Numbering (Unless otherwise indicated, copies of military specifications, standards and handbooks are available from: Standardization Documents Order Desk, Bldg. 4D. 700 Robbins Avenue, Philadelphia, PA 191 11 -5094.) 2.1 -2 Other Government documents, drawings, and publications. The following
9、 other Government documents, drawings, and publications form a part of this document to the extent specified herein. Unless otherwise specified, the issues are those cited in the solicitation (see 6.2). DRAWINGS NAVAL AIR SYSTEMS COMMAND (CAGE Code 30003) 51 84837 Ignition Charge DL 834AS450 Cartrid
10、ge, Aircraft Fire Extinguisher CCU-l26/A Assembly, Loaded 838AS102 Powder, Smokeless PUB LI CATI ONS NAVAL AIR SYSTEMS COMMAND (CAGE Code 30003) NAVAIRINST 4200.25 Engineering Reviews of Technical Data Packages for Flight Replenishment Parts 2 Provided by IHSNot for ResaleNo reproduction or networki
11、ng permitted without license from IHS-,-,-I MIL-C-82894 9999906 1971987 bT8 MlL-C-82894(OS) (Application for copies of NAVAIR drawings and instructions should be addressed to the Commanding Officer, Naval Air Technical Services Facility (Code 3121 1, 700 Robbins Avenue, Philadelphia, PA 191 11 .I NA
12、VAL SUPPLY SYSTEMS COMMAND NAVSUPINST 4030.28 Logistics, Packaging Of Material (Application for copies should be addressed to the Commanding Officer, Naval Aviation Supply Office, Cog I Support Branch (Code 034411, 5801 Tabor Avenue, Philadelphia, PA 191 20-5099.) CODE OF FEDERAL REGULATIONS (CFR) 4
13、9 CFR 100-1 99 Transportation (Application for copies should be addressed to the Superintendent of Documents, U.S. Government Printing Office, Washington, DC 20402.) 2.2 Non-Government publications. The following document(s) form a part of this document to the extent specified herein. Unless otherwi
14、se 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 documents not listed in the DODISS are the issues of the documents cited in the solicitation (see 6.2). AMERICAN SOCIETY FO
15、R TESTING AND MATERIALS (ASTM) ASTM E 545 Standard Method for Determining Image Quality In Direct Thermal Neutron Radiographic Examination (Application for copies of ASTMs should be addressed to the American Society for Testing and Materials, 191 6 Race Street, Philadelphia, PA 191 03-1 187.) (Non-G
16、overnment standards and other publications are normally available from the organizations that prepare or distribute the documents. These documents also may be available in or through libraries or other informational services.) 2.3 Order of precedence. In the event of a conflict between the text of t
17、his document and the references cited herein, the text of this document takes precedence. Nothing in this document, however supersedes applicable laws and regulations unless a specific exemption has been obtained. 3. REQUIREMENTS 3.1 First article. When more than 24 months have elapsed since product
18、ion of the latest accepted lot, a first article sample (see 6.3) of 33 cartridges shall be produced using 3 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-C-82894 9999906 1971988 534 2. Bridge circuit resistance the same procedures and methods p
19、roposed for production. The sample shall be tested as specified in 4.2.2. 4.3.2 3.5.2 3.2 Flight critical part. The CCU-l26/A Fire Extinguisher Cartridge (Drawing 834AS450) is a flight critical item and shall be identified and produced as such in accordance with NAVAIRINST 4200.25A. 3. Radiographic
20、4. Leakage 3.3 Conformance to documents and materials. The CCU-l26/A Fire Extinguisher Cartridge covered by this specification shall be manufactured in accordance with DL 834AS450 and all documents listed thereon. All materials used in the manufacture of the cartridges shall conform strictly to the
21、specifications referred to on the respective drawings. When alternate materials or methods of manufacture are specified on the drawings, the bidders selections shall be clearly stated in the proposal. 4.3.3 3.5.3 4.3.4 3.5.4 3.4 Primary components. The ignition charge (Drawing 51 84837) and the smok
22、eless powder (Drawing 838AS102) are primary components. Only one lot of each primary component shall be used in a cartridge lot. One primary component lot may be used in more than one cartridge lot. 3.5 Cartridge requirements. The entire lot of production cartridges shall be inspected as specified i
23、n table I. Failure of any cartridge to meet the requirements of table I shall result in rejection of the cartridge. TABLE I. Non-Destructive tests. Test Seauence I Test ParaciraDh I Test Reauirement II 1. Visual I 4.3.1 I 3.5.1 81 3.7 II 3.5.1 Visual. Each cartridge shall be free of visible defects
24、when inspected in accordance with 4.3.1. 3.5.2 Bridge circuit resistance. Each cartridges bridge circuit resistance shall be 1 .O0 f 0.1 5 ohms when measured in accordance with 4.3.2. 3.5.3 Radiographic inspection. Radiographic inspection (see 4.3.3) shall verify proper assembly, presence of parts,
25、proper crimping and sealing and proper electrical connections. Film interpretation of the radiographs shall verify the presence and correct positioning of all parts and explosives (see 4.3.31. 4 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-4 Test
26、Sequence MIL-C-82894 b LL89 470 Test Requirement Sample Group Paragraph Paragraph I II 111 IV v VI MIL-C-82894(OS) 3.5.4 Leakage. The leakage rate of each cartridge shall not exceed 1 .O x cc/sec of air when tested in accordance with 4.3.4. O 6. Static discharge i. Stray voltage 8. Shock3 9. TSHA3 1
27、 O. Vibration3 1 i. Sait fog3 12. Function test: -65OF 7OoF 2OOOF 3.6 Cartridge sampling inspection. Cartridges from each first article test sample shall meet the applicable requirements of 3.5 and 3.6 as defined in table II. Cartridges from each lot acceptance test sample shall meet the applicable
28、requirements of 3.5 and 3.6 as defined in table 111. 4.3.6 3.6.2 6 4.3.7 3.6.3 6 4.3.8 3.6.4 6666 4.3.9 3.6.5 666 4.3.10 3.6.6 66 4.3.1 1 3.6.7 6 4.3.1 2 3.6.8 22222 22222 22222 TABLE II. First article test dan. Investigative sample. Any investigative sample cartridge used shall pass the inspections
29、 as shown in the table before being subjected to any other tests. A bridge circuit resistance test shall be conducted following specified test. A visual, bridge circuit resistance, leakage, and radiographic inspection shall be conducted following specified test. 5 Provided by IHSNot for ResaleNo rep
30、roduction or networking permitted without license from IHS-,-,-4.3.1 4.3.2 4.3.3 4.3.4 4.3.5 TABLE 111. Lot acceptance inspections and tests. 3.5.1 & 3.7 3.5.2 3.5.3 3.5.4 3.6.1 Inspectionfiest Function test: -65OF 7OoF 200 OF Visual inspection Bridgewire resistance test Radiographic inspection Leak
31、age test No-fire test 4.3.1 2 3.6.8 Quantity Test & Retain Sample Test & Retain Sample Test & Retain Sample Test & Retain Sample Test Sample 1 /3 Test Sample 113 Test Sample 113 Test Sample 3.6.1 No-Fire. The cartridge shall not fire when subjected to a direct current of one ampere at one watt of po
32、wer for 5 minutes minimum in accordance with 4.3.5. 3.6.2 Static discharge. The static discharge shall not fire or dud the cartridge when tested in accordance with 4.3.6. 3.6.3 Stray voltage. Stray voltage shall not fire or dud the cartridge when tested in accordance with 4.3.7. 3.6.4 Shock. The car
33、tridge shall not incur damage from the shock test of 4.3.8. 3.6.5 Temperature, shock, humidity and altitude. The cartridge shall not incur damage or deformation from the temperature, shock, humidity and altitude test of 4.3.9. 3.6.6 Vibration. The cartridge shall not incur damage or deformation from
34、 the vibration test of 4.3.1 O. 3.6.7 Sait fog. The cartridges shall not incur detrimental deformations including corrosion, peeling, chipping, or blistering of the finish, nor exposure of the base metal as a result of the salt fog test of 4.3.1 1. 3.6.8 Function. The cartridge, when tested in accor
35、dance with 4.3.1 2, shall provide sufficient power to fully rupture the retaining disc of the container, permitting full and rapid discharge of the fire extinguishing agent. There shall be no mechanical failure or 6 Provided by IHSNot for ResaleNo reproduction or networking permitted without license
36、 from IHS-,-,-MIL-C-82894(OS) distortion that would impair removal of the cartridge. 3.6.8.1 Ignition time. The cartridge shall fire within 25 milliseconds (ms) with application of 5.00, + 0.25, -0.00 amps, when tested in accordance with 4.3.12.1. 3.6.8.2 Misfire. There shall be no misfire. 3.7 Work
37、manship. The cartridge shall be constructed and finished in a manner to assure compliance with all requirements of this specification. Particular attention shall be directed to dimensions, finishes, crimping, sealing, and assembly operations. 4. QUALITY ASSURANCE PROVISIONS 4.1 Responsibility for in
38、spection. Unless otherwise specified in the contract or purchase order (see 6.21, the contractor is responsible for the performance of all inspection requirements (examinations and tests) as specified herein. Except as otherwise specified in the contract or purchase order, the contractor may use his
39、 own or any other facilities 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 this specification where such inspections are deemed necessary to ensure s
40、upplies and services conform to prescribed requirements. 4.1.1 Responsibility for compliance. All items shall meet all requirements of sections 3 and 5. The inspection set forth in this specification shall become a part of the contractors overall inspection system or quality program. The absence of
41、any inspection requirements in the specification shall not relieve the contractor of the responsibility of ensuring that all products or supplies submitted to the Government for acceptance comply with all requirements of the contract. Sampling inspection, as part of manufacturing operations, is an a
42、cceptable practice to ascertain conformance to requirements, however, this does not authorize submission of known defective material, either indicated or actual, nor does it commit the Government to accept defective material. 4.2 Classification of inspections. The inspection requirements specified h
43、erein are classified as follows: a. Production inspection (see 4.2.1) b. First article inspection (see 4.2.2) c. Lot acceptance inspection (see 4.2.3) 4.2.1 Production. The entire lot of production cartridges manufactured under the contract shall be inspected and screened for defects as defined in t
44、able I. Cartridges failing to meet the requirements referenced in table I and 3.5 shall be rejected and removed from the lot. 7 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-C-82894 D 99999Ob 1971992 Tb5 Lot Size 2 thru 50 4.2.2 First article.
45、Unless otherwise specified in the contract or purchase order (see 6.21, a first article sample of 33 cartridges shall be subjected to first article testing. Twenty four of these cartridges shall be expended in the tests listed in table II and three cartridges shall be retained for investigative purp
46、oses. Any damage inflicted by the environmental treatments, which would adversely affect the performance of the item in service application shall be cause for rejection of the first article sample. Any further production prior to notification by the contracting agency of first article sample accepta
47、bility shall be at the contractors risk. The first article sample shall not be applied as part of the quantity specified for delivery by the contract. Failure of any cartridge to comply with the requirements of table II, 3.5 and 3.6 shall be cause for rejection of the first article represented. Test
48、 Sample Size Retained Sample Size 8 2 4.2.3 Lot acceptance inspection. Lot acceptance shall consist of the examinations and tests specified in table 111. Failure of any sample cartridge to comply with the requirements of table 111, 3.5 and 3.6 shall be cause for rejection of the lot represented. - -
49、 91 thru 150 151 thru 280 281 thru 500 501 thru 1200 4.2.3.1 Sample size. A random sample from each production lot, including the retained sample for investigative purposes, shall be selected in accordance with table IV for lot acceptance inspection. Test sample cartridges and cartridges retained for investigative purposes shall not be applied as part of the quantity specified for delivery by the contract or purchase
