Part Details | CENTRIFUGAL FAN IMPELLER
4140-01-049-0974 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: 2050097, 205-0097, 725214, 72-5214, 4140-01-049-0974, 01-049-0974, 4140010490974, 010490974
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 41 | OCT 10, 1977 | 01-049-0974 | 10088 ( IMPELLER, FAN, CENTRIFUGAL ) |
REFERENCE DRAWINGS & PICTURES
CURVED RADIAL W/ BACK PLATE
Cross Reference | NSN 4140-01-049-0974
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 205-0097 | 44940 | CUMMINS POWER GENERATION INC. |
| 72-5214 | 30554 | DEPARTMENT OF DEFENSE PROJECTMANAGER-MOBILE ELECTRIC POWER |
Technical Data | NSN 4140-01-049-0974
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | CURVED RADIAL W/ BACK PLATE |
| WIDTH | 2.190 INCHES NOMINAL |
| DIAMETER | 12.910 INCHES MINIMUM AND 13.090 INCHES MAXIMUM |
| BLADE QUANTITY | 16 |
| ATTACHMENT METHOD | BOLT HOLE |
| MOUNTING HOLE QUANTITY | 8 |
| MOUNTING HOLE DIAMETER | 0.279 INCHES MINIMUM AND 0.287 INCHES MAXIMUM |
| MOUNTING BOLT CIRCLE DIAMETER | 10.125 INCHES NOMINAL |