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National Stock Number:
4730-01-291-8500
Federal Supply Class:
4730
National Item Identification Number:
012918500
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:
| 6V-8639 | 0141B | NAVANTIA, S.A., S.M.E. | | 6V-8639 | 409BB | NAVANTIA - PROPULSION Y ENERGIAMOTORES - CARTAGENA | | 6V8639 | 11083 | CATERPILLAR INC | | 6V8639 | K2709 | PERKINS ENGINES COMPANY LTD |
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Techincal Specification:
| CONNECTION TYPE | THREADED EXTERNAL BOSS 1ST END | | CONNECTION TYPE | THREADED EXTERNAL BOSS 2ND END | | CONNECTION STYLE | EXTERNAL SEAT FOR GASKET SEAL (BOSS) 1ST END | | CONNECTION STYLE | EXTERNAL SEAT FOR GASKET SEAL (BOSS) 2ND END | | MATERIAL | STEEL OVERALL | | PROPRIETARY CHARACTERISTICS | PACS | | NOMINAL OVERALL LENGTH | 36.6 MILLIMETERS | | NOMINAL THREAD SIZE | 0.750 INCHES 2ND END | | NOMINAL THREAD SIZE | 0.812 INCHES 1ST END | | REDUCER TYPE | CONCENTRIC | | THREAD CLASS | 2A 2ND END | | THREAD CLASS | 2A 1ST END | | THREAD QUANTITY PER INCH | 16 1ST END | | THREAD SERIES DESIGNATOR | UN 1ST END | | THREAD SERIES DESIGNATOR | UNF 2ND END |
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