National Item Identification Number
00-683-8871
006838871
4730-00-683-8871
4730006838871
National Stock Number
Item Name
REDUCER,BOSS
Federal Supply Class
4730
Description
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).
Commercial and Government Entity Code (Supplier Data)
81343
81343
81343
Reference Numbers (Part Numbers)
AS18280
AS21916-4-2
MS21916-4-2
MS21916V4-2P
Required Categories
MATERIAL
MATERIAL DOCUMENT AND CLASSIFICATION
SURFACE TREATMENT
SURFACE TREAT
Required Description
STEEL COMP 1137 OVERALL
66 FED STD SINGLE MATERIAL RESPONSE OVERALL
CADMIUM OV