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National Stock Number:
4730-00-990-1257
Federal Supply Class:
4730
National Item Identification Number:
009901257
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:
| AS18280 | 0U583 | SAE INTERNATIONAL | | AS18280 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC | | AS21916 | 0U583 | SAE INTERNATIONAL | | MS21916J8-5 | 0U583 | SAE INTERNATIONAL | | AS21916 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC | | MS21916-8-5C | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | | SAE-AS18280 | 0U583 | SAE INTERNATIONAL | | MS21916J8-5 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC | | MS21916J8-5 | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
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Techincal Specification:
| MATERIAL | STEEL CORROSION RESISTING OVERALL | | CONNECTION TYPE | THREADED EXTERNAL BOSS ALL ENDS | | SURFACE TREATMENT | PASSIVATE OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-S-5002 MIL SPEC SINGLE TREATMENT RESPONSE INSIDE | | MIL-F-14072,E300,TY 2 MIL SPEC SINGLE TREATMENT RESPONSE OUTSIDE | | CONNECTION STYLE | EXTERNAL SEAT FOR GASKET SEAL (BOSS) ALL ENDS | | THREAD SERIES DESIGNATOR | UNJF ALL ENDS | | NOMINAL THREAD SIZE | 0.750 INCHES 1ST END | | 0.500 INCHES 2ND END | | THREAD CLASS | 3A ALL ENDS | | NOMINAL OVERALL LENGTH | 1.344 INCHES | | REDUCER TYPE | CONCENTRIC | | SPECIFICATION/STANDARD DATA | 96906-MS21916 GOVERNMENT STANDARD |
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