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National Stock Number:
4730-00-978-6983
Federal Supply Class:
4730
National Item Identification Number:
009786983
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 | | AS21916J16-10 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC | | MIL-F-18280B | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | | MS21916-16-10C | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | | MS21916J16-10 | 0U583 | SAE INTERNATIONAL | | MS21916J16-10 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC | | MS21916J16-10 | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | | SAE-AS18280 | 0U583 | SAE INTERNATIONAL |
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Techincal Specification:
| CONNECTION STYLE | EXTERNAL SEAT FOR GASKET SEAL (BOSS) ALL ENDS | | CONNECTION TYPE | THREADED EXTERNAL BOSS ALL ENDS | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763,CL 304 COND B,AND QQ-S-763,CL 316,COND B FED SPEC ALL MATERIAL RESPONSES OVERALL | | MATERIAL | STEEL COMP 304 OVERALL | | NOMINAL OVERALL LENGTH | 1.688 INCHES | | NOMINAL THREAD SIZE | 0.875 INCHES 2ND END | | NOMINAL THREAD SIZE | 1.312 INCHES 1ST END | | REDUCER TYPE | CONCENTRIC | | SPECIFICATION/STANDARD DATA | 96906-MS21916J16-10 GOVERNMENT STANDARD | | SURFACE TREATMENT | PASSIVATE OVERALL | | THREAD CLASS | 3A ALL ENDS | | THREAD QUANTITY PER INCH | 12 1ST END | | THREAD SERIES DESIGNATOR | UNJ 1ST END | | THREAD SERIES DESIGNATOR | UNJF 2ND END |
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