National Item Identification Number

00-057-2785
000572785
4140-00-057-2785
4140000572785

National Stock Number

Item Name

FAN,TUBEAXIAL

Federal Supply Class

4140

Description

A nonpositive displacement mechanical device without guide vanes and having an axial fan impeller inclosed within a tubular housing. It is designed primarily for duct installation to move air or gas axially over a wide range of volumes at medium pressures.

Commercial and Government Entity Code (Supplier Data)

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Reference Numbers (Part Numbers)

1473931-1

Required Categories

STYLE DESIGNATOR
LENGTH
HOUSING INSIDE DIAMETER
MATERIAL
SURFACE TREATMENT;

Required Description

31 FIXED
6.160 INCHES MAXIMUM
6.985 INCHES MINIMUM AND
7.015 INCHES MAXIMUM;