National Item Identification Number
01-521-0305
015210305
4140-01-521-0305
4140015210305
National Stock Number
Item Name
FAN,CENTRIFUGAL
Federal Supply Class
4140
Description
A nonpositive displacement mechanical device having a centrifugal fan impeller inclosed within a housing. It is designed to move air or gas over a wide range of volumes and pressures. The air or gas is drawn in axially and discharged radially or drawn in radially and discharged axially by centrifugal force through an outlet in the housing.
Commercial and Government Entity Code (Supplier Data)
70210
Reference Numbers (Part Numbers)
645670-1
Required Categories
SPECIAL FEATURES
III END ITEM IDENTIFICATION
Required Description
FOR ELECTRONIC, ELECTRICAL COOLING SYSTEM
757 BOEING AIRCRAFT