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National Stock Number:
4730-00-278-9309
Federal Supply Class:
4730
National Item Identification Number:
002789309
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:
| 4-2044-1A | 45681 | PARKER-HANNIFIN CORPORATION | | A55191 | 0U583 | SAE INTERNATIONAL | | AN941-4 | 00624 | EATON AEROQUIP LLC | | AN941-4 | 06581 | ALLAN AIRCRAFT SUPPLY CO., LLC | | A55191 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC | | AN928-4 | 88044 | AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE | | AN941-4 | 13899 | HYDRO-FITTING MANUFACTURING CORPORATION | | AN941-4 | 14397 | FABER ENTERPRISES, INC. | | AN941-4 | 14798 | DESIGNED METAL CONNECTIONS INC | | AN941-4 | 22995 | CROWN FITTING CO INC | | AN941-4 | 30974 | AEROFIT, LLC | | AN941-4 | 71563 | COLLINS ENGINEERING CORP | | AN941-4 | 88044 | AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE | | AN941-4 | 95764 | AIR ASSOCIATES INC | | AS5191-04 | 0U583 | SAE INTERNATIONAL | | SAE-AS4875 | 0U583 | SAE INTERNATIONAL | | SK4-2648GS1 | 45681 | PARKER-HANNIFIN CORPORATION | | AS5191-04 | 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 | 0.688 INCHES NOMINAL FIRST END | | MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 4140 OVERALL | | NOMINAL THREAD SIZE | 0.438 INCHES FIRST END | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 1,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OUTSIDE | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 1,CL 2 FED SPEC SINGLE TREATMENT RESPONSE INSIDE | | SURFACE TREATMENT | CADMIUM INSIDE | | SURFACE TREATMENT | CADMIUM OUTSIDE | | THREAD CLASS | 3B ALL ENDS | | THREAD SERIES DESIGNATOR | UNF ALL ENDS |
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