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National Stock Number: 4730-00-187-3599
Federal Supply Class: 4730
National Item Identification Number: 001873599
Description: REDUCER,BOSS
Detail: A straight fitting having a boss connection of a different size at each end. Both connections have external 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. Excludes BUSHING (as modified).
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Manufacturer Information:
| AN919-4 | 00624 | EATON AEROQUIP LLC | | AN919-4 | 06581 | ALLAN AIRCRAFT SUPPLY CO., LLC | | AN919-4 | 13899 | HYDRO-FITTING MANUFACTURING CORPORATION | | AN919-4 | 14397 | FABER ENTERPRISES, INC. | | AN919-4 | 14798 | DESIGNED METAL CONNECTIONS INC | | AN919-4 | 22995 | CROWN FITTING CO INC | | AN919-4 | 71563 | COLLINS ENGINEERING CORP | | AN919-4 | 88044 | AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE |
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Techincal Specification:
| CONNECTION STYLE | FLARED W/ GASKET SEAL (BOSS) ALL ENDS | | CONNECTION TYPE | THREADED EXTERNAL BOSS ALL ENDS | | MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 1137 OVERALL | | NOMINAL OVERALL LENGTH | 1.297 INCHES | | NOMINAL THREAD SIZE | 0.562 INCHES FIRST END | | NOMINAL THREAD SIZE | 0.312 INCHES SECOND END | | REDUCER TYPE | CONCENTRIC | | SPECIFICATION/STANDARD DATA | 88044-AN919 GOVERNMENT STANDARD | | SURFACE TREATMENT | CADMIUM OVERALL | | THREAD CLASS | 3A ALL ENDS | | THREAD SERIES DESIGNATOR | UNF SECOND END | | THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT FINE (UNJF) FIRST END |
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