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National Stock Number:
4730-00-277-1923
Federal Supply Class:
4730
National Item Identification Number:
002771923
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:
| 8169737 | 18876 | U S ARMY AVIATION AND MISSILE COMMAND | | AN927-6 | 88044 | AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE | | AN939-6 | 00624 | EATON AEROQUIP LLC | | AN939-6 | 06581 | ALLAN AIRCRAFT SUPPLY CO., LLC | | AN939-6 | 13899 | HYDRO-FITTING MANUFACTURING CORPORATION | | AN936-6 | 88044 | AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE | | AS4875 | 0U583 | SAE INTERNATIONAL | | AN939-6 | 14397 | FABER ENTERPRISES, INC. | | AN939-6 | 14798 | DESIGNED METAL CONNECTIONS INC | | AN939-6 | 22995 | CROWN FITTING CO INC | | AN939-6 | 30974 | AEROFIT, LLC | | AN939-6 | 71563 | COLLINS ENGINEERING CORP | | AN939-6 | 88044 | AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE | | AN939-6 | R1120 | SATAIR A/S | | AS5190 | 0U583 | SAE INTERNATIONAL | | AS5190-06 | 0U583 | SAE INTERNATIONAL | | SAE-AS4875 | 0U583 | SAE INTERNATIONAL | | AS4875 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC | | AS5190-06 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC | | AS5190 | 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 | 90.0 DEGREES | | LEG LENGTH | 0.812 INCHES NOMINAL FIRST END | | 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 | 0.562 INCHES FIRST END | | SURFACE TREATMENT | CADMIUM INSIDE | | SURFACE TREATMENT | CADMIUM OUTSIDE | | THREAD CLASS | 3B ALL ENDS | | THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT FINE (UNJF) ALL ENDS |
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