National Item Identification Number
01-199-1445
011991445
4730-01-199-1445
4730011991445
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
Reference Numbers (Part Numbers)
AN893-31D
AS4875
AS5172D04101
Required Categories
MATERIAL
CONNECTION TYPE
CONNECTION STYLE
THREAD SERIES DESIGNATOR
NOMINAL T
Required Description
ALUMINUM ALLOY OVERALL
THREADED INTERNAL BOSS 1ST END
THREADED EXTERNAL BOSS 2