1、MILIW SPECIFICATION ITEST SEC, AFIXRBODY, TORPEDO, MARK 442 MOD O (For Torpedo Mk 46 Mod O) MIL-T-81078 (Wep) 26 May i964 This specification has been approved by the Bureau of Naval Weapons, Department of the Navy I 1. SCOPE 1.1 Scape.- This specification cwers the Torpedo Afterbcdy (see Test Set Wr
2、k 442 Mcd O, referred to herein as the “Test Set,“ 6.1 for description and intended use) . 2. APPLICABLF: 2.1 Govehment documents.- The FoXLaring documents, of the issue in effect on date of bvitation for bids, fom a part of -this -cifi- cation to the extent specified heYein: SPECIFICATIONS - Federa
3、l FPP-B- Baxes, Fiber FSC -13 5 5 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-T-81078 (Wep) Military MIL-P-116 MIL-s -901 MIL-E-16400 STANDARDS Military MIL-STD-129 MIL-STD-130 Preservation, Methods of Shockproof Equipment, Class HI (High Imp
4、act), Shipboard Application, Tests for Electronic Equipment, Naval Ship and Shore: General Specification Marking for Shipment and Storage Identification Marking of U. S. Military Property MIL-STD-167 DRAWINGS Bureau of Naval Weapons BuWeps LD 535768 ( List of Drawings ) Mechanical Vibrations of Ship
5、board Equipment Test Set, After,ody, .TorpeLa, Mod O 2 (Copies of documents required by suppliers in connection with specific procurement functions should be obtained from the procuring activity or as directed by the contracting officer.) 2.2 Other publications.- The following document forms a part
6、of this specification to the extent specified herein. indicated, the issue in effect on date of invitation for bids shall apply. Unless otherwise 2 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,- - - _ MIL-T-81078 (Wep) PUBLICATIONS Consolidated Cla
7、ssification Committee Uniform Freight Classification Rules (Application for copies should be addressed to the Consolidated Classification Committee, 202 Chicago Union Station, Chicago 6, Illinois) 3. REQUIREMENTS 3.1 Preproduction sample.- Unless otherwise specified in the contract or order, the pre
8、production sample shall: (a) Be manufactured using the procedures proposed for production (b) (o) Consist of one Afterbody Test Set Be tested as specified in section 4 herein and is for the purpose of determining that, prior to starting production, the suppliers production methods are capable of yie
9、lding items that comply with the technical requirements of the c ontrac t . D 3.2 . Basic requirements.- 3.2.1 Materials and treatments of materials and parts.- Unless otherwise specified in the contract or order, all materials and reat- ments of mtesials and parts used in the manufacture of the Tes
10、t Set shall be in accordance with the requirements specified herein, and with the applicable documents listed in BuWeps LD 535768. nutrient material shall not be used. Fungus 3.2.1.1 Selection of materials.- Specifications and standards for all materials, parts, and Government certification and appr
11、oval of processes and equipment, which are not specifically designated herein, and which are necessary for the execution of this specification, shall be selected in accordance with the requirements specified herein, and with the applicable documents listed in BuWeps LD 535768. 3 . - cw i -: Provided
12、 by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-TEST TYPE Switch Position FUNC - TIONAL STATIC F MIL-T-81078 13 m 9999906 0358529 8 m Table I Test Res pons es “
13、EST I TEST NUMBER Indicator Switch Satis f ao t ory Res ponse Position Operation I Color Operation Unsatis f ao tory Res oonse Steps to next AUTO test position automatically Remains MANUAL at test position Stops at test Green position Remains at test Green position AUTO Steps to next test position a
14、utomatically Green Remains position Green MANUAL I at test 1 Remains at test pos i tion Remains at test position Color Green changes to Red Green changes to Red Red 3.3.5 Funotion monitoring.- The FUNCTION MONITOR meter shall monitor two external circuit voltages, two internal voltages, or the curre
15、nt in an external circuit, as selected by the METER SELECT switch. The meter shall have an accurmy of + 2 percent of full scale. The meter readings shall be as shown in table II for each position of the METER SELECT switch. 32 + 4 volts, root-mean-square (vrms) alternating current at 2000 2 100-cps
16、is applied to pins Ji-22 and Ji-28. shall light when an external switch is closed between pins J5-P and J5-N. The AC VOLTS signal lamp shall light when The WATER PUMP lamp t / ? 5 c Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-T-BZ078 13 qqO6
17、0358530 4 MIL-T-81078 (Wep) Table II Function Monitor Circuits METER SELECT Switch Settings Me ter Reading Circuit Description +30 V 30.0 - + 1.5 vdc Internal calibration circuit voltage Signal voltage for FUNCTIONAL TESTS Ji-34 (+) to Ji-40 (-) -36 V 36.0 - + 1.8 vdc 1.05 - + .10 amp SHUNT FIELD CU
18、RRENT thru 10.2 ohms i-40 V 40 vdc nominal External supply: 51-46 (+), Ji-lo(-) -40 V 40 vdc nominal External supply: I Ji-10 (+), Ji-53 (-) 3.3.5.1 Shunt field current circuit.- The shunt field current shall be supplied by an internal power supply providing 1.05 - + 0.10 ampere through a 10.2 :ohm
19、resistance, which is connected between Ji-34 (+) and J1-40 (-). 3.3.6 Static tests.- When the TEST TYPE switch is set for STATIC, the test sequence shall consist of 48 tests. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-TEST NUMBER 08 o9 10 11 12
20、13 14 15 16 Table III External Circuit Resistance Values Resistance Threshold (ohms) Low er Upper - + 10% - - + 10% o 8 12 288 432 288 432 288 432 1600 2400 4000 6000 4000 6000 4000 6000 4000 6000 Connector JI Pins 34 to 40 6 to 24 12 to 24 18 to 24 42 to 48 1 to 13 7 to 13 20 to 26 20 to 38 3.3.6.3
21、 Insulation resistance.- TEST NUMBERS 17 through 25 shall indicate “satisfactory“ (see 3.3.4) when the exter.na1 circuit resistance is greater than 1 megohm + 10 percent between pin JI-4 and each of the following- pins (in e?ectrical connector JI) : 7, 10, 17, 24s 26, 30, 32, 40, 44, 48, 50, 53, and
22、 54. 3.3.6.4 Continuity.- TEST NUMBERS 26 through 41 shall indicate “satisfactory“ (see 3.3.4) when the external circuit resistance is less than 1 ohm - -k 10 percent between the pairs of pins (in electrical connector JI) listed in table IV. 3.3.6 . 5 Direc t measurement . - The resistance in the ex
23、ternal circuit Corresponding to any TEST NUMBER shall be measurable across the TEST JACKS when the TEST MODE switch is set to the TEST JACKS position. 3.3.7 FLinctional tests.- When the TEST TYPE switch is set for FUNCTIONAL, the test sequence shall consist of ten tests. 7 Provided by IHSNot for Res
24、aleNo reproduction or networking permitted without license from IHS-,-,-HIL-T-L07 13 W 9797706 035853Z8 MIL-T-81078 (Wep) . Table IV Continuity Circuits 36 37 29 to 41 30 36 to 47 39 59 to. 65 . 40 59 to 66 . 41 10 to 23 A 3.3.7.1 Signal output.- With the FUNC!LTONAL TEST MODE swibch at A or 3, acco
25、rdance with table V. the output vbltages shall be continuous and shall be in Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-Switch Switch Table V Signal Outputs ROLL A PITCH IB PITCH A YAW B YAW A Any A Any B TEST NUMBER 01- through -09 10 10 Signal
26、 (vdc 34.0 - + 2.8 0.0 +Oe4 -0.C 34.0 - + 2.8 0.0 +0.4 -0.C 34.0 + 2.8 - 6.0 + - 0.6 6.0 + 0.6 - Ionne c t or Pins (+i Jl-6 Jl -24 J1-6 Jl-24 JI-12 Jl-24 Jl-12 51-24 Jl-18 Ji-24 JI-18 51-24 JI-48 Jl-42 Jl-42 Jl-48 (a) The 3 cps thru 8 cps settings of the TEST MODE switch shall provide cyclic switchi
27、ng of the test voltages indicated for tests O1 through O9 in table V at the indicated cycling rate within + - 10 percent. The AUTO and MANUAL settings of the TEST MODE switch shall provide programmed tests in.accordance with table VI. minimum of 2 seconds duration and test 10 shall be a minimum of 8
28、 seconds. In MANUAL mode the signals shall (b) In AUTO mode, tests O1 through O9 shall be a cycle con-_tinuaus 1Y 3- - - 9 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-TEST NUMBER o1 02 03 04 05 06 07 08 o9 10 Table VI Programmed Signal Duration S
29、ignal Voltage 34 + 2.8 O 34 + 2.8 O 34 + 2.8 O 34 + 2.8 O - - 24 2 2.8 O 34 + 2.8 O . 34 + 2.8 O 34 + 2.8 O - - - 34 + 2.8 O 6 + 0.6 6 y 0.6 - Connector (+) Pins (-) Jl-6 Jl-6 Jl-6 Jl-6 Jl -6 Jl-6 Jl-12 Jl-12 Jl-12 Jl-12 Jl-12 n-12 Jl-18 Jl-18 J2-18 . Jl-18 511-18 Jl -18 Jl-42 Jl-48 Jl-24 Jl-24 Jl-2
30、4 Jl-24 Jl-24 Jl-24 Jl -24 Jl-24 Jl-24 Jl-24 Jl-24 Jl-24 G-24 Jl-24 Jl -24 51-24 Jl-24 Jl-24 Jl-48 Jl -42 Limits 163 +16 -0 ms 163 +16 -0 m 25 +3 -0 ms 163 +16 -0 ms 163 +16 -0 ms 25 +3 -0 ms 100 +10 -0 ms 100 +10 -0 ms 25 +3 -0 ms 100 +10 -0 ms 100 +10 -0 ms 25 +3 -0 ms 100 +10 -0 ms 100 +10 -0 ms
31、25 +3 -0 ms 100 +10 -0 ms 100 +10 -0 ms 25 +3 -0 ms 350 +35 -0 ms 410 +41 -0 ms 10 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,- L_ MIL-T-81078 13 W 999990b 0358535 3 W M?L-T-$1078 (Wep) 3.3.7.2 Position indicator lamps.- The lamps labeled DOWN ST
32、BD CLOSE and UP PORT OPEN shall be controlled in accordance with the conditions shown in table VII. Table VI1 Position Lamp Response ATTITUDE Sw i t c h Position ROLL ROLL PITCH PITCH YAW YAW ANY ANY TEST NUMBER 01, 02, or O3 01, 02, or 03 04, 05, or 06 04, 05, or 06 07, 08, or O9 07, 08, or O9 10 1
33、0 Circui t Closed to Ground J5 -A J5 -E J5 -B J5 -F J5 -C J5 -G J5 -D J5 -H OPEN CLOSE Off On Off On Off On Off On On Off n Off On Off On Off 3.3,7.3 Test failure timing.- At each test number of table VI11 the Test Set shall indicate “satisfactorytt (see 3.3.4) when either a ground is conneated to t
34、he indicated pin or the RESET switch is depressed prior to the end of the indicated time duration, and shall indicate tunsatisfactorytt when these conditions are not met. The time-to-failure -timer shall stop when ths indicated pin is connected to ground. Provided by IHSNot for ResaleNo reproduction
35、 or networking permitted without license from IHS-,-,-MIL-T-81078 13 m 77777Ob 035853b 5 m MIL-T-81078 (Wep) Table VI11 .Thing Circuit Requirements TEST NITMBER o1 02 03 04 05 . 06 07 08 o9 10 Connec tor Pin J5-J J5 -A J5 -E J5 -K J5 -B J5 -F J5 -L J5 -C J5 -G J5 -M Time to Failure Indication (ms) 2
36、40 +O -12 240 +O -12 240 +O -12 140 +O -7 140 +O -7 140 +O -7 140 +O -7 140 +O -7 140 +O -7 620 +O -30 3.3.8 Power requirements.- The Test Set shall operate on 115 - + 10 volts alternating current, at 60 f. 3 cycles per second. 3.3.9 Insulation resistance.- The insulation resistance between separate
37、 circuits, .and between each separate circuit and the:ganei and housing of the Test Set shall be greater than 100 megohms at 50 vdc. Connector pin J6-B shall be grounded to the Test Set housing. maximum. 3.3.10 Weight.+ The weight of the Test Set shall be 100 pounds Provided by IHSNot for ResaleNo r
38、eproduction or networking permitted without license from IHS-,-,-MIL-T-8L07 13 7799706 0358537 7 W Y, 34 Environmental requirements.- Unless otherwise specified, the Test Set shall conform to the performance requirements and physical characteristics of this specification during and after exposure to
39、 the following environments. 3.4.1 Temperature.- The Test Set shall be capable of conforming to the temperature requirements of Specification aL-E-16400, Class 4. 3.4.2 Humidity.- The Test Set shall be capable of conforming to the humidity requirements of Specification MIL-E-16400. 3.4.3 Shock.- The
40、 Test Set shall be capable of conforming to - the shock requirements of Specification MIL-S-901, Grade I, Type A, lightweight equipment, except that the Test Set shall be in the nonoperating condition, and the hammer drops shall be from 1 foot, 1-112 feet, and 3 feet. 3.4.4 Vibration.- The Test Set
41、shall be capable of conforming to the vibration requirements of Standard MIL-STD-167, except that the Variable Frequenoy and Endurance requirements are replaced by the following frequency requirements (3.4.4.1) . 3.4.4.1 Yibration frequency (variable).- The Test Set in the operating condition, shall
42、 withstand vibration from 5 to 15 cps at an amplitude of 0.030 + 0.006 inch and from 16 to 25 cps at an amplitude of 0.020 - + 0.004 inoh. frequency intervals of 1 cps, and shall be applied for 1 minute at each interval. The vibrations shall be applied in discrete 3.4.5 Inclination.- The Test Set sh
43、all be capable of conforming to the inclination requirements of Specification MIL-E-16400. 3.5 Service life.- The service life of the Test Set shall be 5 years of normal service with a minimum of 60 days between calibration. 3.6 Identification.- The Test Set shall be permanently identified in accord
44、ance with Standard MIL-STD-130 and the applicable documents in BuWeps LD 535768. . 13 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,- MIL-T-BL078 13 7777706 0358538 7 MIL-T-81078 (Wep) 3.7 Workmanship.- The workmanship and finish shall be of suffici
45、ently high gradeto assure satisfactory operation consistent with the requirements of this specification. All parts used in the assembly shall be thoroughly clean and free of excess materials, chips, and loose or splattered foreign materials. The standards of workmanship exhibited in any approved pre
46、- production sample, subject to any qualification stated in the Governments notice of approval, shall be determinative of the requirements of the contract relative to workmanship insofar as not specifically covered by applicable specifications. 4. QUALITY ASSURANCE PROVISIONS 4.1 Responsibility for
47、inspection - Unless otherwise specified in the contract or purchase order, the sup lier is responsible for the per- formance of all inspection requirements as specified herein. Except as otherwise specified, the supplier may utilize his own facilities or ar commercial laboratory acceptable to the Go
48、vernment. The Government reserves the right to perform any of the inspections set forth in the specification where such inspections are deemed necessary to assure supplies and services conf om to prescribed requirements . 4.2 Classification of inspection.- Inspection of the Test Set shall be classified as follows: 3 (a) Preproduction inspection (1) Preproduction sample (see 4.3.1) (2) Preproduction tests (see 4.5) (b) Periodic production inspection (1) Periodic production sampling (see 4.3.2) (2) Periodic production tests (see 4.6) (o) Acceptance inspection (1) Acceptan
