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National Stock Number: 4730-01-308-4886
Federal Supply Class: 4730
National Item Identification Number: 013084886
Description: ADAPTER,STRAIGHT,TUBE TO 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:
MS21915J4-3 | 0U583 | SAE INTERNATIONAL | MS21915J4-3 | 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:
MATERIAL | STEEL COMP 304 OVERALL | CONNECTION TYPE | THREADED INTERNAL BOSS 1ST END | | THREADED EXTERNAL BOSS 2ND END | CONNECTION STYLE | GASKET SEAL (BOSS) 1ST END | | EXTERNAL SEAT FOR GASKET SEAL (BOSS) 2ND END | THREAD SERIES DESIGNATOR | UNJF ALL ENDS | NOMINAL THREAD SIZE | 0.437 INCHES 1ST END | | 0.375 INCHES 2ND END | THREAD CLASS | 3B 1ST END | | 3A 2ND END | NOMINAL OVERALL LENGTH | 1.250 INCHES | REDUCER TYPE | CONCENTRIC | SPECIFICATION/STANDARD DATA | 96906-MS21915 GOVERNMENT STANDARD |
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