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National Stock Number:
4730-01-021-9285
Federal Supply Class:
4730
National Item Identification Number:
010219285
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:
| 10108480 | A486G | NIMIKKEISTOKESKUS NCB FINLAND | | 4730PL0890867 | 9009H | INSPEKTORAT WSPARCIA SIL ZBROJNYCH | | AE16479-4 | 00624 | EATON AEROQUIP LLC | | AP310P04 | 01673 | SPS TECHNOLOGIES, LLC | | R44150P-04 | 50599 | PARKER-HANNIFIN CORPORATION | | 4730PL1633290 | 9009H | INSPEKTORAT WSPARCIA SIL ZBROJNYCH | | R44150P04 | 50599 | PARKER-HANNIFIN CORPORATION | | ST7M393 | 76301 | THE BOEING COMPANY | | ST7M393P4 | 76301 | THE BOEING COMPANY | | TF310P04 | 78570 | SMITHS TUBULAR SYSTEMS-LACONIA, INC. |
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Techincal Specification:
| CONNECTION STYLE | FLARED (TUBE) SECOND END | | CONNECTION STYLE | SWIVEL NUT, FLARE (TUBE) STYLE 3 OPTIONAL END FIRST END | | CONNECTION TYPE | THREADED EXTERNAL BOSS SECOND END | | CONNECTION TYPE | THREADED INTERNAL TUBE FIRST END | | FURNISHED ITEMS AND QUANTITY | 1 SWIVEL NUT | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS5643 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL CORROSION RESISTING OVERALL | | MEDIA FOR WHICH DESIGNED | FUEL SINGLE RESPONSE | | NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | 0.250 INCHES FIRST END | | NOMINAL OVERALL LENGTH | 1.257 INCHES | | NOMINAL THREAD SIZE | 0.437 INCHES FIRST END | | NOMINAL THREAD SIZE | 0.437 INCHES SECOND END | | SEAT ANGLE | 37.0 DEGREES SECOND END | | SEAT ANGLE | 37.0 DEGREES FIRST END | | STYLE DESIGNATOR | RIGID, SHORT CENTER WRENCHING FACILITY | | SURFACE TREATMENT | PASSIVATE OVERALL | | THREAD CLASS | 3A SECOND END | | THREAD CLASS | 3B FIRST END | | THREAD QUANTITY PER INCH | 24 FIRST END | | THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT FINE (UNJF) SECOND END | | THREAD SERIES DESIGNATOR | UNJS FIRST END |
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