1、i: I 779770b 0357577 m MIL-D-8154gA( Ac ) 22 Februarv 197 1 Superseding 26 July i967 MIL-D-81549 (AS ) MILlTARY SPECIFICATION DETONATOR, ELECTFUC, MARK 83 MOD O 1 SCOPE 1.1 This document governs the manufacture, assembly and preparation for aalivery of the MARK 83.MoD O electric detonator and the me
2、thods of inspection aad tests upon which product acceptance will be based. 2.1 The following specifications, standards, drawings, and publica- tions, of the issue in effect on date of invitation for bids, form a part of this document to the extent specified herein. SPECIE?CATONS Militaq MIL-D-21625
3、MTL-E3055 Design and Evaluation of Cartridges for Cartridge Actuated Devices Lead Azide . Pentaerythrite Tetranitrate (PFP“ MIL-P-387 MIL-P- Prefiemtion, Methods of STA“% - Rilitary MIL-STD-105 Sampling Procedures and Tables for Inspection by Attributes I Fsc 1377 I i . -. - - . . o J. Provided by I
4、HSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-0. b, . flIL-D-81597A 13 W 777770b 0357578 T W mL-STD-33 Sampling Procedures and Tables for Inspection by Variables for Percent Defective Marking for Shipment and Storage Fuze and Fuze Components, Environmental and
5、Performance Tests for DRAWINGS AND ASSOCIATED LISTS Naval Air Systems Command (Code Ident No. 30003) r2-l 537917 19 537921 1558439 2s99542 2299 543 246376 2406508 2 Detonator, ELectric, MARK 83 MOD O, List of Drawings and Specifications (Formerly Code Ident No. 1OOO1) Container, Inner, for Detonator
6、, Electric, MARK 83 Type, List of Drawings and Specifications (Formerly Code Ident No. 10001) Container, Outer, for Detonator, Electric, MARK 83 Type, List of Drawings and Specifications (Formerly Code Ident No. 10001) Ignition Charge (Formerly Code Ident No. 10001) I gni t ion Assembly (Formerly Co
7、de Ident No. 1OOO1) Plug and Bridgewire Assembly (Formerly Code Ident Ho. 1OOO1) Assembly (Formerly Code Ident mo. 1OOOl) .i. . * . P Detonator, Electric, MARK 83 MOD O, :r 2- : i. Flash Charge (Formerly Code Ident No. 10001) I . t . Provided by IHSNot for ResaleNo reproduction or networking permitt
8、ed without license from IHS-,-,-L MIL-D-81549A 13 7797706 0357577 1 H MIL-D-81549A( AS ) puBL;I:cAJZONS BIIBAMIA Instruction 4030 .i7 Preservation, Packaging, Packing and Marking; Navy Policy for , Bureau of Naval Weapons op 5 Ammunition Ashore (Tbis publication is not furnished to bidders and contr
9、actors by the procuring activity Contractors should contact the Government Inspector for use of the publication ) WR-43 Preparation of Quality Assurance Provisions (Copies of specifications, standards, drawings, and publications I . required by contractors in connection with specific procurement fun
10、ctions should be obtained from the procuring activity or as directed by the I contracting officer. ) ;i; 2.2 Other publications. The following document forms a part of this specification. Unless otherwise indicated, the issue in effect on i 376. shall be determined by weigh; rather than volume measu
11、rements. The specified charge quantities 3.10 Detonator inspection. 3.10.1 Visuel inspecticn. The complete detonator shall be free of the following visible defects: dents, holes, deep scratches, split or cracked lip in the crimped area, sharp edges; and all other defects which could conceivably prev
12、ent entry into the device of intended application, or affect performance or resistance to moisture. See 4.7.4. 3.10.2 Bridge circuit resistance. The resistance of the bridge circuit in completely assembled detonators, when measured electrically as specified in 4.7.3, shall be not less than 0.057 ohm
13、 nor more than 0.97 OIXII. 3.10.3 X-ray. Detonators shall be free of imperfections in assembly when examined by X-ray in accordance with 4.7.5. 3.11 Ballistic requirements. Detonators from each production lot, selected in accordance with 4.7.6.1, shall meet the requirements listed below when subject
14、ed ta the test of 4.7.6.1. 3.11.1 Output. The minimum depth (lower( L)limit) of indentation produced in the steel block shall be 0.033 inch. See 4.7.6.2.1. 3.11.2 Misfire. There shall be no niisfires. See 4.7.6.2.2. 3.11.3 Hangfire. There shall be no hangfires. See 4.7.6.2.3. 3.12 Workmanship. Deton
15、ators shall be constructed and finished in a manner tc assure compliance with al1 requirements of this specification. Particular attention should be directed to dimensions, finishes and coatings. 5 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,- MIL
16、-D-815V9A 13 m 7999906 0357602 B m MIL-D-81549A( AS) 4. QUALITY ASSURANCE PROVISIONS L,l Responsibility for inspection. Unless otherwise specified in the contract or purchase order, the supplier is responsible for the performance of all inspection requirements as specified herein. as otherwise speci
17、fied in the contract or 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. inspections set forth in the specification where such inspections are deemed necessary to assure sup
18、plies and services conform to prescribed requirements. Except The Government reserves the right to perform any of the 4.2 Samplirg. Unless otherwise specified, and when applicable, the sampling plans and procedures used in the determination of the acceptability of products submitted by a supplier sh
19、all be in accordance with the provi- sions of MIL-STD-lo5 or MIL-STD-414, whichever applies . 4.3 Lots. - 4-3.1 Inspection lots. Inspection lot definition, formation, and size shall be in accordance with MIL-STD-105 or MIL-STD-414, whichever applies. 4.3.2 Preproduction sample. Before entering into
20、quantity production, an acceptable preproduction sample of 76 MARK 83 MOD O electric detonators shall be prepared. tests listed below and 10 shall be retained for investigative purposes. A preproduction sample acceptable for environmental and functional test- ing shall be defined as a sample which h
21、as met the requirements of paragraphs 3.lthrough 3.10.3 of this specification. shall deliver the detonators to the activity des3gnated by the contracting agency for the test, the following tests as prescribed in Table 3 of 1-21625: 15 “g“ shock (6), vibration (6), and temperature and humidity cyclin
22、g (THC)(18) (except that THC shall be for 14 days in lieu of 28 days). The number in parentheses denotes the number of detonat.ors allocated for test. These detonators, after exposure to environmental treatments, together with 12 untreated detonators shall be conditioned at 7O0F f 5OF for a minimum
23、of six hours and fired in accordance with paragraph 4.7.6.1. addition, 24 detonatorsoshall be temperature conditioned for a minimum of six hours (12 at -65 F f 5OF and 12 at +16O0F k 5OF) and fired as prescribed in 4.7.6.1. All detonators shall produce results within the limit set forth in 3.11.1 an
24、d shall meet the requirements of 3.11.2 and 3.11.3. The failure of any detonator to meet the requirements stated above shall cause rejection of the preproduction sample. production prior to notification by the contracting agency of preproduction lot acceptability shall be at the contractors risk. de
25、tonators will not be applied as a part of the quantity specified for delivery by the contract. Of these detonators, 66 shall be expended in the The contractor Prepmduction sample acceptance shall consist of In Any quantity The preproduction 6 Provided by IHSNot for ResaleNo reproduction or networkin
26、g permitted without license from IHS-,-,-m MIL-D-L549A 23 9997706 0359603 T U -_ MIL-D-$.A( AS ) 43.3 Production lot, Unless otherwise specified in the contract, the minimum and maximum production lot size shall be 5Ol and 800 deto- wlzrs, respectively. Detonators required for all test purposes are
27、selected from the production lot and will not be applied as a part of the quantity specified for delivery by the contract. ponents from a single lot shall be used in a production lot of detonators; however, one primary component production lot may be used in more than one detonator production lot. t
28、est shall be delivered to the activity designated by the contracting agency. that the material to which this specification applies will meet the di- mensional requirements slioim on the applicable drawings. Only primary com- Detonators selected for the ballistic 4.4 Gages. The contractor shall provi
29、de gages as necessary to insure 4,5 Classi2ication of characteristics. The characteristics veri- fied by the tests and examinations herein are classified as Critical, Major cr Minar in accordance with WR-43. Tests and examinations that verify critical characteristics are identified by the symbol (C)
30、 and ma jcr characteristics by the symbol (14). The number following the clas- sification symbol indicates the serial number of test or examination. Tests and examinations which are not annotated with a classification code are classified minor 4.6 Quality conformance inspection. Quality ccnformance
31、inspection shall consist of verification of the characteristics classified on the drawings of ID 537917 and the following requireiients and tests: 7 . Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-D-L549A 13 m 9979906 0359604 L m Ita - pf.s38ry
32、 Gcmponent Plug Assembly Bridgewire Bridgewire . Assembly Flash Charge Ignition Charge boster and Booster and Detonator Detonator Main Charges Main Charges Detona tor Detonator Debnator Nature of Requirement Verification Single lot Insulation Solderint: Continuity resisfxmce Compounding Compounding
33、Acceptance Weighing and loading: and loading and loading Visual inspection Bridge circuit res i stance x-ray Balli s tic Packaging, paeking requirements and container markings Appl ice b1.e Paragraphs 393, 4.3.3 3.4, 4.7.1 3.5 3.6, 4.7.2 3 a7 3.8, 3.8.1 3.9 -1 3.9 -2 3.10.1, 4.7.4 3.10.2, 4.7.3 3.10
34、.3, 4.7.5 3.11, 4.7.6 4.6.1 4.6.1 Packaging, pa cking and container markings. The packaging and packing of detonators and the container markings shall be in accordance with Section 5. accordance with the inspection criteria on the applicable drawings referenced in Section 5. Quality conformance insp
35、ection shall be conducted in 4.7 Tests. 4.7.1 Insulation resistance. Prior to assembly of the bridgewire across the ground ends of the lead wires of the Plug and Bridgewire Assembly, Drawing 2299543, the insulation resistance between the lead wires shall be checked with an applied voltage of 500 f 2
36、5 volts DC. Units which fail to meet the requirements of 3.4 shall be rejected. 4.7.2 Bridgewire assembly, continuity. The assembly shall be thor- roughly cleaned to remove flux and contamination. After cleaning, the bridgewire shall be flashed by application of an electric current to assure continu
37、ity of the bridge. The current shall be regulated to produce a visible red glow of the bridge. An electromotive force of approximately 8 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-D-81549A (AS ) 1.5 volts AC or DC may be used with a suitable
38、 resistor to adapt the source characteristics to the bridge resistance. Flashing is a neces- sary nanufacturing operation and shall be conducted on each bridgewire ascezbly. Assemlies which fail to glow shall be rejected. assezblies may be reworked by replacement of the bridges. The faulty 4.7.3 Bri
39、dge circuit resistance. Conformance with the bridge circuit resistance of 3.10.2 shall be ascertained on all completely assembled etonators by means of a test circuit which limits the bridge current to 25 milliamperes, maximum. A safety chamber with an interlock switch shall be used to protect the o
40、perator during the application of the current. A suitable instrument which is known to be accurate within one percent in the range of resistance specified shall be used to deter- mine whether or not the requirement is being met. meet the requirements of 3.10.2 shall be rejected. Units which fail to
41、4 .i .4 Visual inspection. I_ hamine al1 completely assembled detonators and reject those having any of the defects noted in 3.10.1. 4.7.5 X-ray exanination. Examine all detonators by X-ray an any observable imperfections in assembly or evidence of missing charges shall be cause for rejection. 4.7.6
42、 Ballistic test. 4,7.6.1 The number of detonators selected from each production lot for the ballistic test shall be in accordance with the requirements of Tables A-2 and B-1 of MIL-STD-414, Inspection Level IV for an AU of 0.065. The detonators shall be conditioned at TO0 f 5 F for a minimum of six
43、hours and fired in accordance with the detonator output test as specified in Test Number 301 of MIL-STD-331. sleeve material, dimensions and fit with the detonators shall be as specified in MIL-STD-331 except that only brass material shall be used. Instrumentation shall be provided to measure the ti
44、me from of firing current to the instant of case opening. The depth of indentation produced in the steel block by the detonator output shall be measured as specified in MIL-STD-331. The firing current shall be 5.0 ? 0.3 amperes DC. tional detonators shall be furnished from each production lot for i
45、nvestigative purposes. b The detonator confining In addition to the sample of detonators for the above test, 10 E.ddi- 4.7.6.2 Criteria of acceptabilitx. 4.7.6.2.1 Output. The lower (L) liait of depth of indentation pro- duced by the detonator output shall be as specified in 3.11.1. With respect to
46、output, the lot shall be acceptable if the quantity (X-L)/s is equal to or greater than the appropriate value of k, at an AQL of 0.065, when computed in accordance with mL-STD-414, Part I, Table B-l. 9 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
47、MIL-D-815q7A 13 999990b 0359606 5 R 4.7.6.2.2 Misfire. The failure of any detonator to fire sixill result in rejection of the lot represented, =less such failure is plainly attributable to faulty test equipment or procedure. 4.7.6.2.3 Hangfire. One or more hangfires shall result in rejection of the
48、lot represented. elapsed time between application of current and the instant of case open- ing exceeds 0.050 second. A hangfire is defined as a firing in which the 4.7.7 Retest. There shall be no retests. 4.7.7.1 Test failure. If test failure is attribuable to an assign- able cause, excluding the te
49、st detonators, the original test results should be discarded and that .portion of the test reconducted. $. PREPARATION FOR DEUVERY 5.1 Preservation and packaging. For definitions of packaging levels, see 6.4. 5.1.1 Level A. Level A packaging shall be used for packaging of all Four detonators shall be packaged in an production lots for service use. inner container in accordance with L;D 537918. 5.1.2 Level B.
