National Item Identification Number

00-404-5257
004045257
4140-00-404-5257
4140004045257

National Stock Number

Item Name

IMPELLER,FAN,CENTRIFUGAL

Federal Supply Class

4140

Description

An item with blades, vanes, or paddles equally spaced radially or horizontally around the periphery of a hub, rotor, or wheel. It is the rotating part of a centrifugal fan, electric motor, generator and the like which creates a flow of air or gas perpendicular to the axis of rotation.

Commercial and Government Entity Code (Supplier Data)

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Reference Numbers (Part Numbers)

47530

Required Categories

STYLE DESIGNATOR
WIDTH
DIAMETER
MATERIAL
BLADE QUANTITY
ATTACHMENT METHOD;

Required Description

12 STRAIGHT RADIAL WITH BACK PLATE
1.750 INCHES NOMINAL
2.875 INCHES NOMINAL;