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National Stock Number:
4730-00-278-9307
Federal Supply Class:
4730
National Item Identification Number:
002789307
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:
| AN928-6 | 88044 | AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE | | AN941-6 | 00624 | EATON AEROQUIP LLC | | AN941-6 | 06581 | ALLAN AIRCRAFT SUPPLY CO., LLC | | AN941-6 | 13899 | HYDRO-FITTING MANUFACTURING CORPORATION | | AN941-6 | 14397 | FABER ENTERPRISES, INC. | | AN941-6 | 14798 | DESIGNED METAL CONNECTIONS INC | | AS4875 | 0U583 | SAE INTERNATIONAL | | AS5191 | 0U583 | SAE INTERNATIONAL | | AN941-6 | 22995 | CROWN FITTING CO INC | | AN941-6 | 30974 | AEROFIT, LLC | | AN941-6 | 71563 | COLLINS ENGINEERING CORP | | AS5191 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC | | AS4875 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC | | AN941-6 | 88044 | AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE | | AS5191-06 | 0U583 | SAE INTERNATIONAL | | SAE-AS4875 | 0U583 | SAE INTERNATIONAL | | AS5191-06 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC | | SAE AS4875 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC | | SAE 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 | 0.656 INCHES MINIMUM AND 0.734 INCHES MAXIMUM FIRST END | | LEG LENGTH | 0.656 INCHES MINIMUM SECOND END | | MATERIAL DOCUMENT AND CLASSIFICATION | 66,AISI/SAE 4140 FED STD 1ST MATERIAL RESPONSE OR 66,AISI/SAE 4130 FED STD 2ND MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 4140 OR STEEL COMP 4130 OVERALL | | MAXIMUM OPERATING TEMP | 225.0 FAHRENHEIT SINGLE RESPONSE | | MEDIA FOR WHICH DESIGNED | HYDRAULIC FLUID SINGLE RESPONSE | | NOMINAL THREAD SIZE | 0.562 INCHES FIRST END | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 1 OR TY 2,CL 2 MIL SPEC 1ST TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | CADMIUM OR OXIDE OVERALL | | THREAD CLASS | 3B ALL ENDS | | THREAD SERIES DESIGNATOR | UNF ALL ENDS |
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