NSN 4140-01-280-4656
Part Details | CENTRIFUGAL FAN IMPELLER
4140-01-280-4656 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.
Alternate Parts: 5F1218350C2LA, AF12183502LA, 86119121, 8611912-1, 4140-01-280-4656, 01-280-4656, 4140012804656, 012804656
Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
---|---|---|---|
41 | JUN 10, 1988 | 01-280-4656 | 10088 ( IMPELLER, FAN, CENTRIFUGAL ) |
REFERENCE DRAWINGS & PICTURES
CURVED BLADES SINGLE WIDTH

Cross Reference | NSN 4140-01-280-4656
Part Number | Cage Code | Manufacturer |
---|---|---|
5F1218350C2LA | 84636 | JAN-AIR INC. |
AF12183502LA | 84636 | JAN-AIR INC. |
8611912-1 | 98752 | WARNER ROBINS AIR LOGISTICS CENTER |
Technical Data | NSN 4140-01-280-4656
Characteristic | Specifications |
---|---|
STYLE DESIGNATOR | CURVED BLADES SINGLE WIDTH |
WIDTH | 3.500 INCHES NOMINAL |
DIAMETER | 12.190 INCHES NOMINAL |
BLADE QUANTITY | 40 |
ROTATION DIRECTION FOR WHICH DESIGNED | COUNTERCLOCKWISE |
ATTACHMENT METHOD | BOLT HOLE |
MOUNTING HOLE QUANTITY | 2 |
MOUNTING HOLE DIAMETER | 0.250 INCHES NOMINAL |
MOUNTING BOLT CIRCLE DIAMETER | 2.500 INCHES NOMINAL |