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National Stock Number:
4730-00-230-8715
Federal Supply Class:
4730
National Item Identification Number:
002308715
Description:
ELBOW,BOSS
Detail:
A FITTING THAT FORMS AN ANGLE OF LESS THAN 180 DEGREES (3.141 RADIANS) FROM THE STRAIGHT FLOW. THE BOSS CONNECTIONS HAVE EXTERNAL AND/OR INTERNAL MACHINE THREADS (STRAIGHT THREADS OTHER THAN PIPE OR HOSE SERIES), AND ARE DESIGNED TO FACILITATE A GASKET, PREFORMED PACKING, WASHER, OR THE LIKE, TO FORM A SEAL AT THE BOSS. IT MAY HAVE SIDE OR HEEL INLET(S). IT IS DESIGNED TO JOIN TWO BOSSES OR BOSS FITTINGS ON ITEMS SUCH AS TANKS, HOUSINGS, VALVE FITTINGS, AND THE LIKE. EXCLUDES ELBOW, TUBE.
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Manufacturer Information:
| AN927-6 | 88044 | AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE |
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Techincal Specification:
| CONNECTION TYPE | THREADED INTERNAL BOSS ALL ENDS | | CONNECTION STYLE | GASKET SEAL (BOSS) ALL ENDS | | FLOW ANGLE | 90.0 DEGREES | | LEG LENGTH | 0.813 INCHES NOMINAL ALL ENDS | | MATERIAL | STEEL OVERALL | | NOMINAL THREAD SIZE | 0.562 INCHES ALL ENDS | | SURFACE TREATMENT | CADMIUM AND CHROMATE INSIDE | | SURFACE TREATMENT | CADMIUM AND CHROMATE OUTSIDE | | THREAD CLASS | 3B ALL ENDS | | THREAD SERIES DESIGNATOR | UNF ALL ENDS |
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