NSN 4140-01-257-2449
Part Details | CENTRIFUGAL FAN
4140-01-257-2449 A nonpositive displacement mechanical device having a centrifugal fan impeller inclosed within a housing. It is designed to move air or gas over a wide range of volumes and pressures. The air or gas is drawn in axially and discharged radially or drawn in radially and discharged axially by centrifugal force through an outlet in the housing.
Alternate Parts: 741380, 4140-01-257-2449, 01-257-2449, 4140012572449, 012572449
Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
---|---|---|---|
41 | JUN 16, 1987 | 01-257-2449 | 04254 ( FAN, CENTRIFUGAL ) |
REFERENCE DRAWINGS & PICTURES
FIXED, RECTANGULAR OUTLETS

Cross Reference | NSN 4140-01-257-2449
Part Number | Cage Code | Manufacturer |
---|---|---|
741380 | 99167 | HAMILTON SUNDSTRAND CORPORATION |
Technical Data | NSN 4140-01-257-2449
Characteristic | Specifications |
---|---|
STYLE DESIGNATOR | A FIXED, RECTANGULAR OUTLETS |
WIDTH | 7.011 INCHES NOMINAL |
LENGTH | 10.280 INCHES NOMINAL |
HEIGHT | 5.875 INCHES NOMINAL |
QUANTITY | 1 |
DRIVE TYPE | DIRECT |
PRIME MOVER TYPE | ELECTRIC MOTOR |
INCLOSURE TYPE | PARTIALLY INCLOSED |
ELECTRICAL CONNECTION TYPE | CONNECTOR |
OUTLET LOCATION | CENTER |
DISCHARGE DIRECTION | HORIZONTAL |
END ITEM IDENTIFICATION | PACER SPECIAL |