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National Stock Number:
4730-00-439-6034
Federal Supply Class:
4730
National Item Identification Number:
004396034
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:
| 123721-2 | 24930 | L3HARRIS TECHNOLOGIES, INC |
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Techincal Specification:
| MATERIAL | STEEL OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763,CLASS 302 FED SPEC SINGLE MATERIAL RESPONSE OR | | QQ-S-763,CLASS 304 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | PASSIVATE OVERALL | | STYLE DESIGNATOR | PLAIN W/TAPERED ENDS | | CONNECTION TYPE | THREADED INTERNAL BOSS ALL ENDS | | CONNECTION STYLE | GASKET SEAL (BOSS) ALL ENDS | | THREAD SERIES DESIGNATOR | UNJF ALL ENDS | | NOMINAL THREAD SIZE | 0.750 INCHES ALL ENDS | | THREAD CLASS | 3B ALL ENDS | | NOMINAL OVERALL LENGTH | 1.750 INCHES | | SPECIAL FEATURES | RD MTG FLANGE 2.313 IN. DIA,WITH 4 BOLT HOLES 0.220 MIN,0.226 IN. MAX DIA OF BOLT HOLES,WELDED 0.313 IN. FROM END |
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