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National Stock Number:
4730-01-128-9108
Federal Supply Class:
4730
National Item Identification Number:
011289108
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:
| 10108644 | A486G | NIMIKKEISTOKESKUS NCB FINLAND | | 7M486 | 76301 | THE BOEING COMPANY | | 7M486-2 | 1V662 | KMI, INC | | 7M486-2 | 28444 | BR MACHINE PARTS INC | | 7M486-2 | 66945 | SOBOT TOOL & MFG CO INC | | 7M486-2 | 76301 | THE BOEING COMPANY | | 7M486-2 | 98062 | CONOVER CO INC THE |
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Techincal Specification:
| MATERIAL | STEEL COMP 304 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | PASSIVATE OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | STYLE DESIGNATOR | RIGID, SHORT CENTER WRENCHING FACILITY | | CONNECTION TYPE | THREADED INTERNAL BOSS ALL ENDS | | CONNECTION STYLE | GASKET SEAL (BOSS) ALL ENDS | | THREAD SERIES DESIGNATOR | UNJF ALL ENDS | | NOMINAL THREAD SIZE | 0.438 INCHES ALL ENDS | | THREAD CLASS | 3B ALL ENDS | | NOMINAL OVERALL LENGTH | 1.700 INCHES | | SPECIAL FEATURES | 1ST END BULKHEAD 0.750 INS UNJF,CL 3B; FOR USEW/SHIELDED MILD DETONATINGCORD; ADDITIONAL TWO COATSMIL-P-23377 EPOXY PRIMER APPLIED PER P.S. 13646 ON EXTERNAL SURFACE ONLY,EXCLUDING THREADS; 0.070 IN. HOLE ON HEX |
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