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National Stock Number:
4730-01-611-2098
Federal Supply Class:
4730
National Item Identification Number:
016112098
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:
| 4-4 520220C | 0U583 | SAE INTERNATIONAL | | 4-4 520220C | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC | | J1453 | 0U583 | SAE INTERNATIONAL | | J1453 4-4 520220C | 0U583 | SAE INTERNATIONAL | | J1453 4-4 520220C | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC | | J1453 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC |
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Techincal Specification:
| CONNECTION TYPE | THREADED EXTERNAL BOSS ALL ENDS | | MATERIAL | STEEL OVERALL | | STYLE DESIGNATOR | ELBOW | | CONNECTION STYLE | PLAIN (TUBE) ALL ENDS | | THREAD SERIES DESIGNATOR | UN ALL ENDS | | NOMINAL THREAD SIZE | 0.4375 INCHES ALL ENDS | | THREAD QUANTITY PER INCH | 20 ALL ENDS | | THREAD CLASS | 2A ALL ENDS | | PART NAME ASSIGNED BY CONTROLLING AGENCY | FITTING, ELBOW 90 |
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