National Item Identification Number
00-640-7194
006407194
4730-00-640-7194
4730006407194
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)
Reference Numbers (Part Numbers)
ER894D12-6
MS21915D12-6
Required Categories
MATERIAL
MATERIAL DOCUMENT AND CLASSIFICATION
SURFACE TREATMENT
SURFACE TREAT
Required Description
ALUMINUM ALLOY 2024 OR
ALUMINUM ALLOY 2014 OVERALL
QQ-B-225/6,T6,T62 OR T862 F