The Fan,centrifugal, cataloged under National Stock Number 4140-00-322-9987, 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 22 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4140-00-322-9987 |
| Item Name | Fan,centrifugal |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Status | ACTIVE |
| Speed Adjustments | SINGLE SPEED |
| Phase | THREE |
| Inclosure Type | FULLY INCLOSED |
| Voltage in Volts and Current Type | 120.0 AC OR 208.0 AC |
| Drive Type | DIRECT |
| Prime Mover Power Rating | 3.000 HORSEPOWER |
| Quantity | 1 |
| Ambient Temp at Full Rated Power | -53.8 CELSIUS AND 71.1 CELSIUS DEGC |
| Stage Quantity | 1 |
| Operating Speed at Rated Capacity in RPM | 1750.0 |
| Surface Treatment | ANODIZE HOUSING INSIDE |
| Surface Treatment | ANODIZE HOUSING OUTSIDE |
| Surface Treatment | ANODIZE BLADE |
| Environmental Protection | SPLASH PROOF |
| Material | ALUMINUM ALLOY BLADE |
| Material | ALUMINUM ALLOY HOUSING |
| Prime Mover Type | ELECTRIC MOTOR |
| Rotation Direction for Which Designed | COUNTERCLOCKWISE |
| Prime Mover Drive Shaft Bearing Type | BALL |
| Electrical Connection Type | TERMINAL BLOCK |
| Static Pressure at Specified Air Flow Rate | ERR-060 |
| Air Flow Rate | 3000.0 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 |
|---|---|
| AL49-190L | 3/9 Design control — primary reference Porter H K Co Inc Electrical Division Peerless Electric Fan Works |
| AL49-190L | 5/9 Secondary reference U.S. Government activity |
NSN 4140-00-322-9987 is a Fan,centrifugal, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
Key specifications for 4140-00-322-9987: Speed Adjustments: SINGLE SPEED; Phase: THREE; Inclosure Type: FULLY INCLOSED; Voltage in Volts and Current Type: 120.0 AC OR 208.0 AC. 22 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.