NAVY MIL-I-23062-1961 IGNITER MARK 247 MOD O《MK247MOD 0鱼雷点火装置》.pdf
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1、VIL-1-23062 13 W 9979706 O303008 2 =- MIL-1-23062 (Wep) 30 October 19bl MILITARY SECIFICATION =l=bMW2471190 This specification has been approved by the Bureau of Naval Weapons, Depapl - Firing Time ximum NwFire Current Leakage 10 3 2 LOW High Minimum Firing Current Temperature Temperature r (4.3.6)
2、A (4.3.81 (4 -3 09) I I 1 Auto-Ignition Post Firing Post Firing F-l Post Firing Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-f- MIL-1-23062 13 777770b 03030LY 8 m om I l-b -i - a u MIL- 1-23062 ( Wep) ma mar! Fi Provided by IHSNot for ResaleNo rep
3、roduction or networking permitted without license from IHS-,-,-3.5 Identificatio n,- Each igniter shall be permanently marked by etching or equivalent, and shali include the following: Marking shall be in accordance with MIGSTD-130 Mark 247 Fibd O Manufacturers Lot Number! Manufacturers Name or Trad
4、emark Loaded Date: (Month and Year) 4. QUALIW ASSURANCE PROVISICNS 4.1 The supplier is responsible for the performance of all inspection requirements as specified herein. Except as othemise specified, the supplies may utilize his own facilities or any comer- cial laboratory acceptable to the Governm
5、ent. the examinations and tests shall be kept complete and available to the Government for the time period specified in the contract or orderr The procuring activity reserves the right to perform or witness any of the inspections set forth in the specification or perform other tests to confirm compl
6、iance of the item with this specification. Inspection records of 4.2 Premo duction tes tc,- Prior to start of production, a lot of 27 igniters fabricated by the methods, techniques, and processes to be employed in production of igniters undex this specification shall be subjected to and satisfactori
7、ly pass a preproduction test as specified in the following paragraphs. During the preproduction tests, no ad- justments, repairs, or maintenance of the igniters shall be permitted unless required by this specification or othemise approved by the procuring activity. The testing sequence shall be as s
8、hown in Table I and no deviation from this sequence shall be allowed. 4.3.1 Dieleet& stq,&.- Each unloaded igniter assembly shall be subjected to 1500 volts RE, alternating current minimum applied be- tween pins and bekreen each pin and the igniter body for 10 * 5 seconds. The test shall be conducte
9、d under atmospheric conditions of 77 * 189, and a relative humidity of 70 * 20 percent, Each igniter shall comply with the requirement of 3.3*3, 4.3.2 -ion res&tancg .- The pin-to-igniter body resistance of each loaded igniter shall be measured when 500 volts direct current is applied between each p
10、in and the igniter body. Each igniter shall comply with the requirement of 3.3.4. 4.3.3 Circuit resista.- The resistance of the bridge wires shall be measured on each igniter using an Igniter Continuity Tester AUNCO &del 101-5a or equivalent, Each igniter shall comply with the requirement of 3.3.5.
11、Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-1-23062 13 7997906 0303036 1 - MIL- 1-23062 (Yep) 4.3.4 Temperature ana humidity.- Each igniter shall be subjected to the temperature and humidity test specified in MIL-STD-304, except that the tota
12、l test shall be limited to one JAM temperature and humidity cycle as defined in MIL-STD-304. Each igniter shall comply with the re- quirement of 3.3.6. 4.3.5 Maximum no-fire current.- A direct current of 0.40 (tO.01 -0.00) ampere &hall be passed through the bridge wires of each igniter for 60 second
13、s minimum. Each igniter shall comply with the requirement of 3.3.7. 4.3.6 Minimum firing current .- Each igniter shall be subjected to a minimum firing current f.l.5 amperes maximum applied through the bridge wires. Each igniter shall comply with the requirement of 3.3.8, 4.3 -7 Pressure output - fi
14、ring time .- ch igniter shall be con- ditioned to a temperature f 70“ f 5“F-and installed in a 30 cubic centimeter free volume closed bomb chamber having the configuration shown in Figure 1. through the bridge wires, pressure versus time in the chamber from the time of application of the firing curr
15、ent to the time of attainment of maximum pres8ure. sure output and firing time of each igniter shall comply with the re- quirement of 3.3,9 and 3.3.10 respectively. A direct current of 5.00 f 0.01 amperes shall be passed A continuous record shall be made showing the The pres- 4,3.8 Low temperature.-
16、 Each igniter shall be conditioned to a temperature of -75“ f 3F.: While at this temperature a direct current of 1.5 amperes maximum shall be applied through the bridge wires of each igniter. Each igniter shall comply with the reqpirement of 3.3.11. 4 *3.9 Righ-tempergture .- %ch igniter shall be co
17、nditioned to a temperature of 170“ f TF. 1.5 ampereB maximum shall be applied through the bridge wires of each igniter. While at this temperature a direct current of Fach igniter shall comply with the requirement of 3.3.E. 4.3.10 Post firing leakage,- Each igniter shall be conditioned to a stabilize
18、d temperature of 700F minimum, While at this temperature, the igniter shall be pressure tested with dry nitrogen for 2 minutes at 3200 (3-100, -000) psig. will be carried through a water bath. leakage as evidenced by gas displacement of water, comply with the requirement of 3.3.13. A lead fram the e
19、xposed end of the fired igniter Each igniter shall be examined for Each igniter shall 4.3.11 Auto-ignition temperature .- Each igniter shall be 8ubjected to a temperature of 350.“ i 3OF for a period of 8 hours, Each igniter shall comply with the requirement of 3.3 .i4. are unsuitable for u8e and, fo
20、r reason of safety, shall be eqended. Igniters subjected to thin test 9 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-1-23062 33 7797706 0303037 3 MIL-1-23062 (Uep) 4.4 PreDroduction test rem rt.- A preproducti0n report shall be prepared descri
21、bing in detail the results of the preproduction tests. The report shall include a complete description of the test procedures and equipment used, including photographs where applicable. Copies of the original pressure-time records on closed chamber firings shall be included . 4.401 1 u t n te p.- Ap
22、proval of the prepro- duction tests shall be based on no performance failures and no mechani- cal defects in any igniter tested. any one of the required tests, the Bureau of Naval Weapans may allm the contractor to test another igniter under the same conditions. second failure should occur, addition
23、al action on the part of the con- tractor, such as igniter modification or redesign, shall be subject to the approval of the Bureau of Naval Weapons. However, should any igniter fail If a 4.5 Accentance tests.- Ali igniters submitted for acceptance shall be subjected to the acceptance tests specifie
24、d herein. inspection of production lots shall be subject to surveillance by the Government inspector. Acceptance 4.5.1 wo- A lot of igniters shall consist of igniters produced in a continuous production period with no change in process, components, or raw materials which are submitted for acceptance
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