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National Stock Number:
4730-00-540-6141
Federal Supply Class:
4730
National Item Identification Number:
005406141
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:
| 121588-1 | 55820 | RTX CORPORATION | | 121588-1 | 66195 | SOLAR TURBINES INCORPORATED | | AN939C4 | 88044 | AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE | | AN939J4 | 00624 | EATON AEROQUIP LLC | | AN939J4 | 06581 | ALLAN AIRCRAFT SUPPLY CO., LLC | | AN939J4 | 13899 | HYDRO-FITTING MANUFACTURING CORPORATION | | AN939J4 | 14397 | FABER ENTERPRISES, INC. | | AN939J4 | 14728 | PRECISION FORM RIVET INC | | AN939J4 | 22995 | CROWN FITTING CO INC | | AN939J4 | 30974 | AEROFIT, LLC | | AN939J4 | 71563 | COLLINS ENGINEERING CORP | | AN939J4 | 88044 | AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE | | AN939J4 | R1120 | SATAIR A/S | | AS4875 | 0U583 | SAE INTERNATIONAL | | AS4875 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC | | MIL-F-5509 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
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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 | 0.738 INCHES MINIMUM AND 0.760 INCHES MAXIMUM ALL ENDS | | MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 304 OVERALL | | NOMINAL THREAD SIZE | 0.438 INCHES ALL ENDS | | SPECIFICATION/STANDARD DATA | 88044-AN939 GOVERNMENT STANDARD AND 81343-AS4875 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-F-14072,E300,TY2 MIL SPEC SINGLE TREATMENT RESPONSE OUTSIDE | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-S-5002 MIL SPEC SINGLE TREATMENT RESPONSE INSIDE | | SURFACE TREATMENT | PASSIVATE OVERALL | | THREAD CLASS | 3A ALL ENDS | | THREAD SERIES DESIGNATOR | UNJF ALL ENDS |
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