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National Stock Number:
4730-00-203-7463
Federal Supply Class:
4730
National Item Identification Number:
002037463
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:
| AN928-16 | 88044 | AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE | | AN941-16 | 88044 | AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE | | AS4875 | 0U583 | SAE INTERNATIONAL | | AS5191 | 0U583 | SAE INTERNATIONAL | | AS4875 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC | | AN941-16 | 88048 | BICKNELL ALFRED ASSOCIATES | | AS5191-16 | 0U583 | SAE INTERNATIONAL | | SAE-AS4875 | 0U583 | SAE INTERNATIONAL | | AS5191 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC | | AS5191-16 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC |
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Techincal Specification:
| CONNECTION TYPE | THREADED INTERNAL BOSS ALL ENDS | | MATERIAL | STEEL OVERALL | | SURFACE TREATMENT | CADMIUM OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 1,CL 2 FED SPEC SINGLE TREATMENT RESPONSE INSIDE | | QQ-P-416,TY 1,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OUTSIDE | | CONNECTION STYLE | GASKET SEAL (BOSS) ALL ENDS | | THREAD SERIES DESIGNATOR | UN ALL ENDS | | NOMINAL THREAD SIZE | 1.312 INCHES ALL ENDS | | THREAD QUANTITY PER INCH | 12 ALL ENDS | | THREAD CLASS | 3B ALL ENDS | | LEG LENGTH | 1.344 INCHES NOMINAL 1ST END | | FLOW ANGLE | 45.0 DEGREES | | SPECIFICATION/STANDARD DATA | 88044-AN941 GOVERNMENT STANDARD |
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