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National Stock Number:
4730-00-278-8865
Federal Supply Class:
4730
National Item Identification Number:
002788865
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:
| AS4875 | 0U583 | SAE INTERNATIONAL | | AS4875 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC | | NAS424-10 | 80205 | NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE | | MIL-F-5509 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
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Techincal Specification:
| CONNECTION STYLE | GASKET SEAL (BOSS) SECOND END | | CONNECTION STYLE | GASKET SEAL (BOSS) FIRST END | | CONNECTION TYPE | THREADED INTERNAL BOSS FIRST END | | CONNECTION TYPE | THREADED INTERNAL BOSS SECOND END | | MATERIAL | STEEL OVERALL | | NOMINAL OVERALL LENGTH | 1.563 INCHES | | NOMINAL THREAD SIZE | 0.875 INCHES FIRST END | | NOMINAL THREAD SIZE | 0.875 INCHES SECOND END | | SPECIFICATION/STANDARD DATA | 81343-AS4875 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD AND 80205-NAS424 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD | | STYLE DESIGNATOR | RIGID, SHORT CENTER WRENCHING FACILITY | | SURFACE TREATMENT | CADMIUM INSIDE | | SURFACE TREATMENT | CADMIUM OUTSIDE | | THREAD CLASS | 3B FIRST END | | THREAD CLASS | 3B SECOND END | | THREAD SERIES DESIGNATOR | UNF FIRST END | | THREAD SERIES DESIGNATOR | UNF SECOND END |
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