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National Stock Number:
4730-00-925-0006
Federal Supply Class:
4730
National Item Identification Number:
009250006
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:
| MS21916-10-4C | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | | MS21916-10-4J | 0U583 | SAE INTERNATIONAL | | SAE-AS18280 | 0U583 | SAE INTERNATIONAL | | MS21916-10-4J | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
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Techincal Specification:
| CONNECTION TYPE | THREADED EXTERNAL BOSS ALL ENDS | | CONNECTION STYLE | EXTERNAL SEAT FOR GASKET SEAL (BOSS) ALL ENDS | | DEPARTURE FROM CITED DOCUMENT | AS MOD BY MATERIAL | | MATERIAL DOCUMENT AND CLASSIFICATION | 66,AISI 304,SAE 30304,AND FED STD 66,AISI 316,SAE 30316 FED STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL CORROSION RESISTING OVERALL | | NOMINAL OVERALL LENGTH | 1.437 INCHES | | NOMINAL THREAD SIZE | 0.875 INCHES FIRST END | | NOMINAL THREAD SIZE | 0.438 INCHES SECOND END | | REDUCER TYPE | CONCENTRIC | | SURFACE TREATMENT | PASSIVATE INSIDE | | SURFACE TREATMENT | PASSIVATE OUTSIDE | | THREAD CLASS | 3A ALL ENDS | | THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT FINE (UNJF) ALL ENDS |
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