The Fan,centrifugal, cataloged under National Stock Number 4140-01-290-6788, 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 18 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4140-01-290-6788 |
| Item Name | Fan,centrifugal |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 4 SLOT |
| Frequency in Hertz | 60.0 |
| Inclosure Type | FULLY INCLOSED |
| Voltage in Volts and Current Type | 120.0 AC |
| Drive Type | DIRECT |
| Prime Mover Power Rating | 400.0 WATTS |
| Quantity | 2 |
| Style Designator | FIXED, DUAL, RECTANGULAR OUTLETS |
| Features Provided | AIR FILTER |
| Ambient Temp at Full Rated Power | 35.0 FAHRENHEIT AND 110.0 FAHRENHEIT DEGF |
| Height | 8.750 INCHES NOMINAL IN |
| Surface Treatment | ENAMEL BAKED HOUSING |
| Environmental Protection | FUNGUS RESISTANT AND HUMIDITY PROOF |
| Width | 19.000 INCHES MAXIMUM IN |
| Material | STEEL HOUSING |
| Prime Mover Type | ELECTRIC MOTOR |
| Static Pressure at Specified Air Flow Rate | ERR-060 |
| Air Flow Rate | 600.0 CUBIC FEET PER MINUTE NOMINAL |
| 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 |
|---|---|
| R4EB412ALR27 | 3/9 Design control — primary reference Zero Corp Mclean Engineering Div |
| 167269-001 | 5/9 Secondary reference U.S. Government activity |
NSN 4140-01-290-6788 is a Fan,centrifugal, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
Key specifications for 4140-01-290-6788: Mounting Facility Type and Quantity: 4 SLOT; Frequency in Hertz: 60.0; Inclosure Type: FULLY INCLOSED; Voltage in Volts and Current Type: 120.0 AC. 18 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.