1、-._ y- - MIL-C-82620A(OS) 29 Xarch 1974 Superseding 17 November 1972 MIL-C-82620(0C) MILITARY SPECIFICATION CONNECTORS, TORPEDO TUBE CABLE, MK 47 MOD O AND MK 48 MOD O .- = This specification has been approved by the Naval Ordnance Systems Command, Department of the Navy 1. SCQPE 1.1 Scope. This spe
2、cification establishes the requirements for the procurement of Torpedo Tube Cable Connectors Mk 47 Mod O and Mk 48 Mod,O in accordance with NAVORD LD 162874 and/or LD 162875. 2. APPLICABLE DOCbENTS 2.1 The following documents of the issue in effect on the date of invitation for bids or request for p
3、roposals form a part of this speci- fication to the extent specified herein: SPECIFICATIONS Federal PPP-B-621 PPP-C-843 Ni 1 i tar y MIL- B- 117 MIL- s - 90 1 MIL- T- 18404 Boxes, Wood, Nailed . Cushioning Material, Celiulosic Bags, Sleeves and Tubing, Interior Packaging Shock Tests, H. I. (High Imp
4、act); Shipboard Machinery, Equipment and Systems; Requirements for Torpedoes, Environmental Requirements, General Specification for -_ _ - . _ _ _ - - - - ._-. -. n Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-C-82b20A 13 737770b 3b233b b MIL-
5、C-82620A (OS) STANDARDS Mil i tary MIL-STD-129 . MIL- STD- 147 . MIL-STD-167 DRAWINGS Naval Ordnance Systems Command LD 162872 LD 162873 LD 162874 LD 162875 Marking for Shipment and Storage Palletized and Containerized Unit Loads, 40“ x 48“ Pallets, Skids, Runners, or Pallet-type Base Mechanical Vib
6、rations of Shipboard Equipment Cable, Missile Control, Mk 8 Mod O Cable, Missile Control, Mk 9 Mod O Connector, Torpedo Tube Cable, Mk 47 Mod O Connector, Torpedo Tube Cable, Mk 48 Mod O NAVORD Dwg 757981 Container (Copies of specifications, standards, drawings, and publications required by contract
7、ors in connection with specific procurement functions should be obtained from the procuring activity or as directed by the contracting of- ficer,) 3, REQUIREMENTS 3.1 Description. Ihe torpedo tube cable connector mates with applicable SUBROC umbilical cables on one side and the missile control cable
8、s (NAVORD LD 162872 or LD 162873) on the other side. The connector, which is cylin- drical in shape, has 56 heknetically sealed double ended pin contacts. Molded insert assemblies are mated to each side of the double-ended pin contacts and held in place with retaining rings. These molded inserts are
9、 removable for cleaning or replacement. 2 - Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,- MIL-C-2b20A 13 7797706 0362337 m MIL-C-82620A( OS) 3.2 General 3.2.1 NAVORD drawings. In addition to the requirements specified herein, the cable connectors
10、shall conform to NAVORD LD 162874 and LD 162875 and all drawings listed thereon. 3.2.2 Conflicting requirements. In the event of conflict between the documents referenced herein and the contents of this specification, the contents of this specification shall apply. 3,3 Classification of requirements
11、. lhe requirements for the cable connectors are classified herein as follows: ,Requirement Paragraph Preproduction 3.4 Materials Design and construction Mechanical requirements Electrical requirements . 3.5 3.6 3.7 3.8 Environmental requirements 3.9 3.4 Freproduction sample. Unless otherwise specifi
12、ed in the contract or order, a preproduction sample (see 4.2.1) of torpedo tube cable con- nectors is required. The sample shall be manufactured using the methods and procedures proposed for the production lot and will be tested as spec- ified in 4.3.1 for the purpose of determining, prior to starti
13、ng produc- tion, that the manufacturers production process will produce connectors that meet the requirements of this specification. 3.5 Materials. All materials used in the construction of the con- nectors shall be as specified herein and as defined on NAVORD LD 162874 and LD 162875. . 3.5.1 Materi
14、al control objective quality evidence for K-Monel compon- ents (see 4.61. Objective eviaence of chemical analysis and physical properties of material per heat from the mill or per lot from an in- dependent laboratory, traceable from the serial number on the final prod- uct, shall be maintained in su
15、pport of specification compliant material. Chemicals and physicals shall be the result of quantitative laboratory analysis. At least one sample from an identifiable heat or individual piece of bar stock is required for analysis. Resulting analysis shall 3 Provided by IHSNot for ResaleNo reproduction
16、 or networking permitted without license from IHS-,-,- NIL-C-82620A 13 m 7777706 0362338 T m - MIL- C-82620A (OS) be traceable to and from markings affixed to the material. Material iden- tity, traceable to objective evidence, shall be maintained throughout pro- ductive process. : 3.5.1.1 Recordsof
17、heat treatments of K-Monel parts shall be maintained. The heat treatment process and serial number of each part which has been heat-treated shall be included on these records. 3.6 Design and construction. The design and construction of the cable connectors shall be as defined on NAVORD LD 162874 and
18、 LD 162875. 3.7 Mechanical requirements. The cable connector shall successfully meet the following mechanical requirement: 3.7.1 Mating or unmatinp force. The tube door plug of each mating cable and the cable connector shall fully engage or disengage with an axial force of not more than 60 pounds, w
19、hen tested as in 4.5.2. 3.8 Electrical requirements. The cable connector shall successfully meet the following electrical requirements: 3.8.1 Dielectric strength. The cable connector shall withstand a volt- age potential of 1000 volts ac when tested in accordance with 4.5.3. 3.8.2 Insulation resista
20、nce. The insulation resistance of the cable connector assembly shall be greater than 70 megohms when measured with a potential of 500-150 volts dc in accordance with 4.5.3.2. 3.8.3 Continuity, The cable connector shall indicate continuity at each contact when tested in accordance with 4.5.3,3. 3.8,4
21、 Contact, conductor resistance. The maximum resistance of each circuit shall be as shown in Table I when the connector is subjected to the test of 4.5.3.4. TABLE I 12 0.3 ohm 3.9 Environmental requirements. The cable connector assembly shall be subjected to the following environmental conditions and
22、 shall meet the requirements as specified herein: 4 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-NIL-C-82620A 13 I 7779706 0362337 L m MIL-C-826204 (OS) 3.9.1 Hydrostatic pressure. The cable connector shall be capable of withstanding an externally
23、 applied pressure of 3000 psi when tested in accordance with 4.5.4.1. During the test, the connector shall show no evidence of water leakage. connector shall meet the requirements of 3.8.2 and 3.8.3, shall be performed both before and after other tests of 3.9. After being dried with an air blast, th
24、e This test 3.9.2 Vibration. Ihe cable connector shall successfully withstand a vibration test in accordance with MIL-STD-167, Type I, and 4.5.4.2 of this Specification. uities exceeding 100-microseconds in duration. At the conclusion of the test, the unit shall meet the requirements of 3.8.2 and 3.
25、8.3. During this test, there shall be no circuit diccontin- 3.9.3 Shock. The connector assembly, mounted to simulate service in- stallation, shall be subjected to the shock tests of MIL-S-901 for light weight equipment in accordance with 4.5.4.3. Following this test, the assembly shall meet the requ
26、irements of 3.8.2 and 3.8.3. 3.9.4 Salt water Immersion. The cable connector, with mating cables attached, shall successfully withstand a salt water immersion test in ac- cordance with 4.5.4.4. requirements of 3.8.2 and 3.8.3. Following this test, the assembly shall meet the 3.9.5 Low temperature (o
27、perating). The cable connector shall meet the requirements of 3.7.1, 3.8.2, and 3.8.3 during the low temperature (operat- ing) test defined in 4.5.4.5. 3.9.6 High temperature (operating). The cable connector shall meet the requirements of 3.7;1, 3.8.2, and 3.8.3 during the high temperature (operatin
28、g) test defined in 4.5.4.6. 3.9.7 Temperature and humidity (operatina). “he cable connector shall he subjected to the operating temperature and humidity of 4.5.4.7, after which it shall meet the requirements of 3.7.1, 3.8.2, and 3.8.3. 3.9.8 Temperature and humidity (storage mode). The cable connect
29、or shall be subjected to the temperature and humidity test of 4.5.4.8, after which it shall meet the requirements of 3.8.2 and 3.8.3. . 3.9.9 Tropical environment. The cable connector shall be subjected to the tropical environment of 4.5.4.9, after which it shall meet the require- ments of 3.8.2 and
30、 3.8.3. . 3.10 Workmanship. The cable connectors furnished to this specification shall be constructed and finished in a manner to assure full compliance with all requirements of this specification and applicable NAVORD drawings. 5 _- - . _e- .e- /-. - 7 Provided by IHSNot for ResaleNo reproduction o
31、r networking permitted without license from IHS-,-,-RIL-C-82b20A 13 779970b O362340 9 MIL-C-82620A (OS) Particular attention shall be paid to neatness, damage to O-ring seals, and freedom from burrs and sharp edges, The standards of workm-nsliip exhibited in any approved preproduction sample, subjec
32、t to any qualifications stated in the Governments notice of approval, shall be determinative of the re- quirements of the contract relative to workmanship insofar as not specif- ically covered by applicable specifications. 4. QUALITY ASSURANCE PROVISIONS 4.1 Responsibility for inspection. Unless oth
33、erwise specified in the contract or purchase order,. the supplier is responsible for the perform- ance of all inspection requirements as specified herein. wise specified in the contract or order, the supplier may use his own or any other facilities suitable for the performance of the inspection requ
34、ire- ments specified herein, unless disapproved by the Government. The Govern- ment 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 conform to prescribed requirements. Except as other- 4.2
35、 Sampling 4.2.1 Preproduction sampling. Four Mk 47 Mod O or four Mk 48 Mod O cable connectors shall be supplied by the contractor (if both are being supplied, two of each is sufficient). The connectors shall be manufactured using the same procedures and methods and at the same plant location propose
36、d by contractor for the execution of the contract. mitted to the procuring activity for purpose of determining compliance with the requirements of the contract or order and the applicable specifications. Further production of the item by the contractor prior to the approval of the procuring activity
37、 or completion of inspection and test on the prepro- duction sample shall be at the contractors risk. Accepted preproduction samples will become the property of the procuring activity and will be in- cluded in the number of connectors called for in the contract or order. Ie sample shall be sub- 4.2.
38、2 Acceptance testing. Acceptance tests as specified herein shall be conducted on each connector assembly. 4.3 Inspection 4.3,1 Preproduction testing and acceptance testinq. Preproduction test- ing and acceptance testing shall consist of the inspections and tests of 4.4.1 and 4.4.2 on the samples sel
39、ected under 4.2.1 and 4.2.2 as applicable. 4.3.2 Action in case of failure 4.3.2.1 Preproduction sample. In case of failure in any preproduction sample, the cause shall be determined and corrected. A statement of the 6 F *- -y Provided by IHSNot for ResaleNo reproduction or networking permitted with
40、out license from IHS-,-,- flIL-C-82b20A 13 7777706 03623q1 T MIL- C-82620A (OS) failure and proposed corrective action shall be submitted to the pr.ocuring activity for approval before additional tests are conducted. 4,3,2.2 Acceptance tests. In case of failure in acceptance tests, the cause shall b
41、e determined and a statement of the failure and proposed cor- rective action shall be submitted to the procuring activity for considera- tion and approval. No subsequent testing shall be conducted without the approval of the procuring activity. 4.4 Tests 4.4.1 Preproduction tests. ?he preproduction
42、test requirements for the cable connectors are shown in Table II, or purchase order, certified inspection data covering the results of pre- production inspections shall be forwarded to the procuring activity. When specified in the contract . TABLE IL. PREPRODUCTION TESTS Examination or Test Acceptan
43、ce Tests Dielectric Strength Hydrostatic Pressure Insulation Resistance Continuity Vibration Insulation Resistance Continuity Shock Insulation Resistance Continuity Salt Water Immersion Insulation Resistance Continuity Low Temperature (Operating) Mating and Unmating Force Insulation Resistance Conti
44、nuity . Requirement Paragraph 4.4.2 3.8.1 3.9.1 3.8.2 3.8.3 3.9.2 3.8.2 3.8.3 3.9.3 3.8.2 3.803 . 3.9.4 3.8.2 3.8.3 3.9.5 3.7.1 3.8.2 3.8.3 . Method Paragraph 4.4.2 4.5.3.1 4.5.4.1 4.5.3.2 4.5.3.3 4.5.4.2 . 4.5.3.2 4.5.3.3 4.5b4.3 . 4.5.3.2 4.5.3.3 4.5.4.4 4.5.3.2 4.5.3.3 4.5.4.5 4.5.2 4.5.3.2 4.5.3
45、.3 7 i . . .- . .-. _. . , . Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-C-82620A L3 m 7977706 0362392 L m 1 MIL-C-82620A(OS) TABLE II. PREPRODUCTION TESTS (Contd) Examination or Test High Tempera ture (Operating) $fating and Unmating Force I
46、nsulation Resistance . Continuity Temperature and Humidity . (Op era t ing ) Nating and Unmating Force Insulation Resistance Continuity Temperature and Humidity Insulation Resistance continuity (Storage Mode) Tropical Environment Requirement Paragraph 3.9.6 3.7.1 3.8.2 3.8.3 3.9.7 3.7.1 3.8.2 3.8.3
47、3.9.8 3.8.2 3.8.3 3.9.9 3.8.2 3.8.3 Method Paragraph 4.5.4.6 4.5.2 4.5.3.2 4.5.3.3 4.5.4.7 4.5.2 4.5.3.2 4.5.3.3 4.5.4.8 4.5.3.2 4.5.3.3 4.5.4.9 4.5.3.2 4.5.3.3 4.4.2 Acceptance tests. me manufacturer shall maintain a 100 percent inspection procedure to assure that each connector meets the requireme
48、nts of Table III. TABLE III. INDIVIDUAL TESTS Examination or Test Requirement Paragraph Examination of Product Insulation Resistance Hydrostatic Pressure Connector Mating and Unmating Force Contact, Conductor Resistance . 3.2, 3.5, 3.6, 3.10 3.8.2 3.9.1 3.7.1 3.8.4 8 Method Paragraph 4.5.1 4.5.3.2 4
49、.5.4.1 4.5.2 4.5.3.4 .- I -. i) .-.- Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,- MIL-C-82620A 13 W 9999906 03623Li3 3 MIL-C-82620A (OS) 4.4.3 Test conditions. Unless otherwise specified, tests and examina- tions required by this specification shall be conducted under any combina- tion of conditions within the ranges
