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National Stock Number:
4730-00-279-3614
Federal Supply Class:
4730
National Item Identification Number:
002793614
Description:
COUPLING,BOSS
Detail:
A STRAIGHT ONE-PIECE FITTING 12 INCHES (304 MM) LONG OR UNDER HAVING THE SAME SIZE FITTING ON EACH END (STRAIGHT MACHINE THREADS OTHER THAN PIPE OR HOSE SERIES). IT MAY HAVE INTERNAL THREADS ON BOTH ENDS OR INTERNAL THREADS ON ONE END AND EXTERNAL THREADS ON THE OTHER DESIGNED TO FACILITATE A GASKET, PREFORMED PACKING, WASHER, OR THE LIKE, TO FORM A SEAL AT THE BOSS. IT IS DESIGNED TO JOIN TWO BOSSES OR BOSS FITTINGS. EXCLUDES ITEMS HAVING EXTERNAL THREADED CONNECTIONS ON BOTH ENDS.
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Manufacturer Information:
| 1285126-103 | 30205 | MERCER PRODUCTS & MANUFACTURING COMPANY | | 1285126-103 | 52916 | CAPRICE ENGINEERING COMPANY, INC. | | 1285126-103 | 98897 | LOCKHEED MARTIN CORP |
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Techincal Specification:
| MATERIAL | STEEL OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-6758 COND F4 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL | | STYLE DESIGNATOR | RIGID, SHORT CENTER WRENCHING FACILITY | | CONNECTION TYPE | THREADED INTERNAL BOSS 1ST END | | THREADED EXTERNAL BOSS 2ND END | | CONNECTION STYLE | GASKET SEAL (BOSS) 1ST END | | EXTERNAL SEAT FOR GASKET SEAL (BOSS) 2ND END | | THREAD SERIES DESIGNATOR | UNJF 1ST END | | UNJF 2ND END | | NOMINAL THREAD SIZE | 0.250 INCHES 1ST END | | 0.250 INCHES 2ND END | | THREAD CLASS | 3B 1ST END | | 3A 2ND END | | NOMINAL OVERALL LENGTH | 1.120 INCHES |
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