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National Stock Number:
4730-00-277-1917
Federal Supply Class:
4730
National Item Identification Number:
002771917
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:
| AN9267-20 | 88044 | AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE | | AN927-20 | 88044 | AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE | | AN939-20 | 00624 | EATON AEROQUIP LLC | | AN939-20 | 06581 | ALLAN AIRCRAFT SUPPLY CO., LLC | | AN939-20 | 13899 | HYDRO-FITTING MANUFACTURING CORPORATION | | AN939-20 | 14397 | FABER ENTERPRISES, INC. | | AS5190 | 0U583 | SAE INTERNATIONAL | | AN939-20 | 14798 | DESIGNED METAL CONNECTIONS INC | | AN939-20 | 22995 | CROWN FITTING CO INC | | AN939-20 | 30974 | AEROFIT, LLC | | AN939-20 | 34724 | ACRA AEROSPACE INC | | AN939-20 | 71563 | COLLINS ENGINEERING CORP | | AS5190 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC | | AN939-20 | 88044 | AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE | | AS5190-20 | 0U583 | SAE INTERNATIONAL | | SAE-AS4875 | 0U583 | SAE INTERNATIONAL | | AS5190-20 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC |
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Techincal Specification:
| CONNECTION TYPE | THREADED INTERNAL BOSS ALL ENDS | | MATERIAL | STEEL COMP 1137 OR | | STEEL COMP 4130 OR | | STEEL COMP 4140 OR | | STEEL COMP 1141 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | CADMIUM INSIDE | | CADMIUM OUTSIDE | | CONNECTION STYLE | GASKET SEAL (BOSS) ALL ENDS | | THREAD SERIES DESIGNATOR | UNJ ALL ENDS | | NOMINAL THREAD SIZE | 1.625 INCHES 1ST END | | THREAD QUANTITY PER INCH | 12 1ST END | | THREAD CLASS | 3B ALL ENDS | | LEG LENGTH | 1.734 INCHES NOMINAL 1ST END | | FLOW ANGLE | 90.0 DEGREES |
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