1、INCH-POUND MIL-DTL-32113A (OS) 4 January 2011 SUPERSEDING MIL-DTL-32113 09 September 2003 DETAIL SPECIFICATION INITIATOR, CARTRIDGE ACTUATED, JAU-74/A This specification is approved for use by the Naval Sea Systems Command, Department of the Navy, and is available for use by all departments and agen
2、cies of the Department of Defense. 1. SCOPE 1.1 Scope. This document gives the requirements for the manufacture, assembly, and packaging of the Initiator, Cartridge Actuated, JAU-74/A and the verification methods upon which product acceptance will be based. 2. APPLICABLE DOCUMENTS 2.1 General. The d
3、ocuments listed in this section are specified in sections 3, 4 or 5 of this specification. This section does not include documents cited in other sections of this specification or recommended for additional information or as examples. While every effort has been made to ensure the completeness of th
4、is list, document users are cautioned that they must meet all specified requirements of documents cited in sections 3, 4 or 5 of this specification, whether or not they are listed. 2.2 Government documents. 2.2.1. Specification, standards, and handbooks. The following specifications, standards, and
5、handbooks form a part of this document to the extent specified herein. Unless otherwise specified, the issues of these documents are those cited in the solicitation or contract. DEPARTMENT OF DEFENSE SPECIFICATIONS MIL-C-83124 Cartridge Actuated/Propellant Actuated Devices, General Specification For
6、 Comments, suggestions, or questions on this document should be addressed to DEPARTMENT OF THE NAVY, Indian Head Division, NSWC, Code E12P, Document Control, 4123 Artisans Court, Suite 103, Indian Head, Maryland 20640-5085, OFFICIAL BUSINESS, or emailed to amanda.pennnavy.mil. Since contact informat
7、ion can change, you may want to verify the currency of this information using the ASSIST Online database at https:/assist.daps.dla.mil. AMSC N/A FSC 1377 DISTRIBUTION STATEMENT A: Approved for public release; distribution is limited. Provided by IHSNot for ResaleNo reproduction or networking permitt
8、ed without license from IHS-,-,-MIL-DTL-32113A (OS) 2 DEPARTMENT OF DEFENSE STANDARDS MIL-STD-1168 Ammunition Lot Numbering and Ammunition Data Card MIL-STD-810 Environmental Engineering Considerations And Laboratory Tests MIL-STD-331 Fuze And Fuze Components Environmental And Performance Tests For
9、DOD-STD-2101 Classification of Characteristics (Copies of these documents are available online at https:/assist.daps.dla.mil/ or from the Standardization Document Order Desk, 700 Robbins Avenue, Building 4D, Philadelphia, PA 19111-5094.) 2.2.2 Other Government documents, drawings, and publications.
10、The following 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 or contract. INSTRUCTION Naval Sea Systems Command (Cage Code 53711) 8010.5 Insensitive Munitio
11、ns Program Planning and Execution 8020.8 Department of Defense Ammunition and Explosive Hazard Classification Procedures Naval Air Systems Command (Cage Code 30003) 4200.25 Engineering Reviews of New Sources for Procurement Repair or Overhaul of Replenishment Critical Safety Items DRAWINGS Naval Air
12、 Systems Command (Cage Code 30003) MBEU148144-1 Cartridge Catapult Initiator (JAU-74/A) MBEU148480-1 Chamber Assy. Testing 3205AS284 JAU-74/A Initiator, Shock/Vibration Test Fixture (Application for copies should be addressed to the DEPARTMENT OF THE NAVY, Indian Head Division, NSWC, Code E12P, Docu
13、ment Control, 4123 Artisans Court, Suite 103, Indian Head, Maryland 20640-5085, OFFICIAL BUSINESS.) 2.3 Non-Government publications. The following documents form a part of this document to the extent specified herein. Unless otherwise specified, the issues of these documents are those cited in the s
14、olicitation or contract. American Society for Testing Materials ASTM E 1742 Standard Practice for Radiographic Examination Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-32113A (OS) 3 (Copies of this document are available online at http:/ww
15、w.astm.org or from the American Society for Testing and Materials Customer Service, 100 Barr Harbor Drive, West Conshohocken, PA 19428-2959.) Society Of Automotive Engineers (SAE) SAE-AS5604 Compass, Magnetic, Pilots Standby (Copies of these documents are available online at http:/www.sae.org or fro
16、m the SAE International 400 Commonwealth Drive, Warrendale, PA 15096-0001) United Kingdom Royal Ordnance Defence Specifications AIR 2178 Specification for manufacture and quality assurance of Cap, Percussion, QV 5AF (VH2 Composition filling) 100 454-01/1/WE Composition SR 371C (Magnesium Powder) (Ap
17、plication for copies should be addressed to the Technical Document Centre, BAE Systems, RO Defence, Glascoed, Usk, Gwent, NP15 1XL) United Kingdom Royal Ordnance Bishopton Specifications BS-T-480-SO5-20129-1 Propellant, K.U. (Application for copies should be addressed to the BAE Systems, RO Defence,
18、 Station Road, Bishopton, Renfrewshire, PA7 5NJ) United Kingdom Ministry of Defence Directorate of Standardization 13-167 (G40) Gunpowder, Types: G7, G12, G40 and Mealed (Application for copies should be addressed to Kentigern House, 65 Brown Street, Glasgow, G2 8EX) U.K. Nobel Energetics Specificat
19、ion NGS549 Nobel General Specification No. 549 for Mechanite No.19 (Application for copies should be addressed to Nobel Energetics LTD Ardeer Site, Stevenston, Ayrshire KA20 3LN.) RUAG Technical Delivery Specification TL134 Primer, Percussion, Berdan Type Cal 4.5 up to 9mm (Application for copies sh
20、ould be addressed to RUAG Ammotech GmbH, Furth, Germany) 2.4 Order of precedence. Unless otherwise noted herein or in the contract, in the event of a conflict between the text of this document and the references cited herein, the text of this document takes precedence. Nothing in this document, howe
21、ver, supersedes applicable laws and regulations unless a specific exemption has been obtained. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-32113A (OS) 4 3. REQUIREMENTS 3.1 First article. When specified (see 6.2) a sample of initiators sh
22、all be subjected to first article inspection in accordance with 4.1.1. 3.2 Serial number. Each initiator shall be identified with a unique serial number starting at 001 and proceeding upward in each lot. 3.3 Flight critical parts. The initiator is a flight critical part and shall be identified and p
23、rocured as such in accordance with NAVAIRINST 4200.25. 3.3.1 Product baseline. The manufacturer shall maintain a complete product baseline list, specifying each item used in the initiator, which shall contain for each item: description, part number, or identifying number, revision letter and materia
24、l and/or applicable specification. This list and subsequent revisions shall be submitted for technical review and shall be approved in writing by the Naval Surface Warfare Center, Indian Head, MD 20640-5035. 3.4 Design and construction. 3.4.1 General. The initiator shall be manufactured in accordanc
25、e with Drawing 30003-MBEU148144-1, meet all requirements listed herein, and the requirements of MIL-C-83124 at any given time. 3.4.2 Primary components. For the purpose of this specification, the propellant, magnesium powder, gunpowder, and primer are defined as primary components. Only one lot of e
26、ach primary component shall be used in an initiator lot, however, one primary component lot may be used in more than one lot. 3.4.3 Gunpowder. Gunpowder used in the initiator shall meet the requirements of CS 5110 G40. 3.4.4 Propellant. If KU propellant is used in the initiator it shall meet the req
27、uirements of CS5470. If Mechanite-19 propellant is used in the initiator it shall meet the requirements of NGS 549. 3.4.5 Magnesium powder. Magnesium powder used in the initiator shall meet the requirements of CS 5363. 3.4.6 Primer. If QV5AF primer is used in the initiator it shall meet the requirem
28、ents of AIR 2178. If RUAG primer is used in the initiator it shall meet the requirements of TL 134. Primers shall have been manufactured in the last 24 months or recertified in the last 12 months. 3.5 Performance conditions. 3.5.1 Visual inspection. Initiators shall have proper identification markin
29、gs and shall be free of defects. 3.5.2 Radiographic examination. The initiator shall be free of defects or foreign material. 3.5.3 Leakage. Each initiator shall meet the requirements of this section. 3.5.3.1 Production installs. All initiators built for fleet installation shall exhibit a leakage rat
30、e not greater than 7.6 x 10-7 cm3/s of helium at a pressure differential of 1 0.1 atmosphere. 3.5.3.2 Non-Production installs. Each initiator not built for fleet installation when subjected to LAT, Design Certification and First Article Testing shall not exhibit a leakage rate greater than 1 x 10-5c
31、m3/s of air at a pressure differential of 1 0.1 atmosphere. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-32113A (OS) 5 3.5.4 Residual magnetism. The initiator shall be free of residual magnetism. 3.5.5 Firing mechanism. Each assembled firi
32、ng mechanism shall be capable of meeting the requirements given below. The number of firing mechanisms selected from each production lot to verify this shall be in accordance with 4.1.4.1. All mechanisms that are subjected to these tests shall be discarded or certified acceptable by Quality Assuranc
33、e before re-assembly into an initiator body. 3.5.5.1 Free movement. The free movement (without O-ring installed), proper alignment, and proper protrusion of the firing pin in the firing pin housing shall be verified for each initiator during assembly. 3.5.5.2 Non-actuation. The firing mechanisms sha
34、ll not actuate when subjected to a pressure of 400 +0/-10 psig for 1 minute after being applied at an approximate rate of 200 psig/sec. 3.5.5.3 Actuation. The same firing mechanism previously subjected to the non-actuation shall actuate between 400 and 625 psig when subjected to a pressure in 900 ps
35、ig at a rate of 10,000 to 50,000 psig/sec. 3.6 Environmental conditions. 3.6.1 Low temperature conditioning. The initiator shall meet the ballistic conditions of section 3.7 when functioned after being stabilized at 65 5 F for a minimum of twelve hours. 3.6.2 Normal temperature conditioning. The ini
36、tiator shall meet the ballistic conditions of section 3.7 when functioned after being stabilized at 70 5 F for a minimum of twelve hours. 3.6.3 High temperature conditioning. The initiator shall meet the ballistic conditions of section 3.7 when functioned after being stabilized at 200 5 F for a mini
37、mum of twelve hours. 3.6.4 Six-foot drop. The initiator shall not initiate or incur any defects or degradation, and shall meet all performance conditions after being dropped from a height of 6 feet, +3/-0 inches onto a two-inch thick steel plate imbedded in concrete. The initiator shall also meet th
38、e ballistic conditions of section 3.7 when functioned 3.6.5 Forty-foot drop. The initiator shall not initiate or incur any internal/external defects or degradation that makes the initiator unsafe for disposal when dropped from a height of 40 feet, +3/-0 inches onto a two inch thick steel plate imbed
39、ded in concrete. 3.6.6 Salt fog. The initiator shall meet performance conditions after being subjected to the salt fog test, MIL-STD-810, Method 509.2 for 168 hours. The initiator shall also meet the ballistic conditions of section 3.7 when functioned. 3.6.7 High temperature. The initiator shall not
40、 have any defects or degradation when exposed to a temperature of 200 5 F for 50 hours. The initiator shall also meet the ballistic conditions of section 3.7 when functioned. 3.6.8 Iced condition. The initiator shall not incur any defect or degradation when submitted to the iced condition test and b
41、allistically tested at 80 5 F. 3.6.9 Dust. The initiator shall not incur damage or degradation and shall meet performance conditions after being subjected to the blowing dust (small particle) test, MIL-STD-810, Method 510.3. The initiator shall also meet the ballistic conditions of section 3.7 when
42、functioned. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-32113A (OS) 6 3.6.10 Shock. The initiator shall not fire or incur any defects or degradation as a result of the 20g sawtooth pulse of 11 millisecond duration and shall meet all perfo
43、rmance conditions. The initiator shall also meet the ballistic conditions of section 3.7 when functioned. 3.6.11 Temperature-shock/humidity/altitude (TSHA) cycling. The initiator shall not fire or incur defects or degradation as a result of the 28 day TSHA cycling test and shall meet all performance
44、 conditions. The initiator shall also meet the ballistic conditions of section 3.7 when functioned. 3.6.12 Low temperature exposure. The initiator shall not fire or incur defects or degradation when stabilized at 60 5 F for 72 hours and shall meet all performance conditions. The initiator shall also
45、 meet the ballistic conditions of section 3.7 when functioned. 3.6.13 Vibration. The initiator shall not fire or incur defects or degradation as a result of the non-gunfire and gunfire profiles and shall meet all performance conditions. The initiator shall also meet the ballistic conditions of secti
46、on 3.7 when functioned. 3.6.14 Cook off. The initiator shall be tested to determine the highest temperature at which no cartridge cooks off within a one-hour period. Cook-off temperature shall not be less than 225 F. 3.6.15 High temperature exposure. The initiator shall be tested to determine the hi
47、ghest temperature to which the initiator may be exposed for a period of 12 hours without affecting ballistic conditions. The high temperature exposure limit determined shall not be less than 200 F. 3.7 Ballistic conditions. The initiator when ballistically tested in conjunction with the CCU-146/A Im
48、pulse Cartridge shall meet the requirements shown in Table I. TABLE I. Ballistic parameters Temperature (oF) Ignition delay (ms) Maximum Pressure (psig) Time to Maximum pressure (ms) Time to Maximum pressure (ms) Actuation Pressure (psig) -65 15 (max) 1120-1380 75-114 230-300 400-625 70 15 (max) 122
49、01500 61-93 210-270 400-625 200 15 (max) 1290-1590 53-81 190-260 400-625 3.7.1 Integrity. No initiator, its subassemblies, or individual part shall fragment, rupture, and fail causing a marginal condition. 3.7.2 Misfires. There shall be no misfires. 3.7.2.1 Re-tests. There shall be no re-tests 3.7.2.2 Test failure. Any initiator that does not meet performance conditions of paragraphs 3.5 through
