National Item Identification Number
01-239-9505
012399505
4140-01-239-9505
4140012399505
National Stock Number
Item Name
FAN,VENTILATING
Federal Supply Class
4140
Description
A nonpositive displacement mechanical device having either an axial or centrifugal fan impeller. It is designed to move free air or gas from indoors to outdoors or vice versa over a wide range of volumes at low pressures. It is supported by a ring, plate, or shroud or may be inclosed in a housing. It is designed for installation in a window, roof or wall opening, or the like.
Commercial and Government Entity Code (Supplier Data)
Reference Numbers (Part Numbers)
0603-1-4968
Required Categories
STYLE DESIGNATOR
LENGTH
HOUSING INSIDE DIAMETER
MATERIAL
DRIVE TYPE
ROTATIO
Required Description
32 FIXED
0.630 INCHES NOMINAL
3.750 INCHES NOMINAL
ALUMINUM ALLOY OVERALL
DI