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		                        | National Stock Number:
 4730-00-228-7632
 
 Federal Supply Class:
 4730
 
 National Item Identification Number:
 002287632
 
 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:
 
 | 1023-10 | 99167 | HAMILTON SUNDSTRAND CORPORATION | 
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 Techincal Specification:
 
 | MATERIAL | STEEL CORROSION RESISTING OVERALL |  | CONNECTION TYPE | THREADED INTERNAL BOSS 1ST END |  |  | THREADED EXTERNAL BOSS 2ND END |  | SURFACE TREATMENT | PASSIVATE OVERALL |  | CONNECTION STYLE | GASKET SEAL (BOSS) 1ST END |  |  | EXTERNAL SEAT FOR GASKET SEAL (BOSS) 2ND END |  | THREAD SERIES DESIGNATOR | UNJF 1ST END |  |  | UNJ 2ND END |  | NOMINAL THREAD SIZE | 0.875 INCHES 1ST END |  |  | 1.188 INCHES 2ND END |  | THREAD QUANTITY PER INCH | 12 1ST END |  | THREAD CLASS | 3B 1ST END |  |  | 3A 2ND END |  | REDUCED PASSAGE NOMINAL INSIDE DIAMETER | 0.896 INCHES 1ST END |  | NOMINAL OVERALL LENGTH | 0.817 INCHES |  | REDUCER TYPE | CONCENTRIC | 
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