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National Stock Number:
4730-00-115-2511
Federal Supply Class:
4730
National Item Identification Number:
001152511
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:
| 323747 | 57733 | STEWART-WARNER CORPORATION |
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Techincal Specification:
| CONNECTION STYLE | EXTERNAL SEAT FOR GASKET SEAL (BOSS) SECOND END | | CONNECTION STYLE | GASKET SEAL (BOSS) FIRST END | | MATERIAL | STEEL OVERALL | | NOMINAL OVERALL LENGTH | 9.500 INCHES | | NOMINAL THREAD SIZE | 1.750 INCHES ALL ENDS | | STYLE DESIGNATOR | PLAIN | | SURFACE TREATMENT | ZINC OVERALL | | THREAD CLASS | 2A SECOND END | | THREAD CLASS | 2B FIRST END | | THREAD SERIES DESIGNATOR | UNS ALL ENDS | | THREAD QUANTITY PER INCH | 20 ALL ENDS |
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