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National Stock Number:
4730-00-277-6431
Federal Supply Class:
4730
National Item Identification Number:
002776431
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:
| AN928D16 | 88044 | AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE | | AN941D16 | 24378 | DIESEL PARTS CO OF CALIFORNIA | | AS4875 | 0U583 | SAE INTERNATIONAL | | AN941D16 | 71563 | COLLINS ENGINEERING CORP | | AS4875 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC | | AN941D16 | 88044 | AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE | | AS5191 | 0U583 | SAE INTERNATIONAL | | AS5191W16 | 0U583 | SAE INTERNATIONAL | | SAE-AS4875 | 0U583 | SAE INTERNATIONAL | | AS5191W16 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC | | AS5191 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC |
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Techincal Specification:
| CONNECTION STYLE | GASKET SEAL (BOSS) ALL ENDS | | CONNECTION TYPE | THREADED INTERNAL BOSS ALL ENDS | | FLOW ANGLE | 45.0 DEGREES | | LEG LENGTH | 1.344 INCHES NOMINAL ALL ENDS | | MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 1137 OR STEEL COMP 4130 OR STEEL COMP 4140 OR STEEL COMP 1141 OVERALL | | NOMINAL THREAD SIZE | 1.312 INCHES ALL ENDS | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE INSIDE | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE OUTSIDE | | SURFACE TREATMENT | ANODIZE OVERALL | | THREAD CLASS | 3B ALL ENDS | | THREAD SERIES DESIGNATOR | UN ALL ENDS | | THREAD QUANTITY PER INCH | 12 ALL ENDS |
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