The Fan,centrifugal, cataloged under National Stock Number 4140-00-448-4306, is classified within Federal Supply Class 4140 (Fans, Air Circulators, and Blower Equipment) of the Refrigeration, AC, and Air Circulating Equipment group. Government technical data includes 27 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4140-00-448-4306 |
| Item Name | Fan,centrifugal |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Status | ACTIVE |
| Outlet Location | BOTTOM |
| Speed Adjustments | SINGLE SPEED |
| Phase | SINGLE |
| Length | 8.219 INCHES NOMINAL IN |
| Voltage in Volts and Current Type | 115.0 AC |
| Drive Type | DIRECT |
| Prime Mover Power Rating | 0.268 HORSEPOWER |
| Quantity | 2 |
| Style Designator | FIXED, DUAL, RECTANGULAR OUTLETS |
| Features Provided | SAFETY IMPELLER GUARD |
| Ambient Temp at Full Rated Power | -20.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF |
| Discharge Direction | ANGULAR UP |
| Outlet Inside Width | 3.094 INCHES NOMINAL IN |
| Height | 7.000 INCHES NOMINAL IN |
| Stage Quantity | 1 |
| Operating Speed at Rated Capacity in RPM | 3000.0 |
| Surface Treatment | ENAMEL HOUSING OUTSIDE |
| Surface Treatment | ENAMEL HOUSING INSIDE |
| Environmental Protection | CORROSION RESISTANT AND FUNGUS PROOF AND MOISTURE RESISTANT |
| Width | 24.000 INCHES NOMINAL IN |
| Material | STEEL BLADE |
| Prime Mover Type | ELECTRIC MOTOR |
| Rotation Direction for Which Designed | CLOCKWISE AND COUNTERCLOCKWISE |
| Prime Mover Drive Shaft Bearing Type | BALL |
| Electrical Connection Type | WIRE LEAD |
| Static Pressure at Specified Air Flow Rate | ERR-060 |
| Air Flow Rate | 350.0 CUBIC FEET PER MINUTE MAXIMUM |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 2JB412B26 | 3/9 Design control — primary reference Zero Corp Mclean Engineering Div |
NSN 4140-00-448-4306 is a Fan,centrifugal, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
Key specifications for 4140-00-448-4306: Outlet Location: BOTTOM; Speed Adjustments: SINGLE SPEED; Phase: SINGLE; Length: 8.219 INCHES NOMINAL IN. 27 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.