The Fan,centrifugal, cataloged under National Stock Number 4140-00-110-4524, 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 24 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4140-00-110-4524 |
| Item Name | Fan,centrifugal |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Status | ACTIVE |
| Outlet Location | TOP |
| Mounting Facility Type and Quantity | 4 THREADED HOLE(S) |
| Speed Adjustments | SINGLE SPEED |
| Phase | SINGLE |
| Frequency in Hertz | 60.0 |
| Inclosure Type | PARTIALLY INCLOSED |
| Outlet Inside Height | 2.760 INCHES NOMINAL IN |
| Length | 7.220 INCHES NOMINAL IN |
| Voltage in Volts and Current Type | 115.0 AC |
| Drive Type | DIRECT |
| Prime Mover Power Rating | 0.023 HORSEPOWER |
| Style Designator | FIXED, RECTANGULAR OUTLETS |
| Discharge Direction | HORIZONTAL |
| Outlet Inside Width | 1.480 INCHES NOMINAL IN |
| Height | 7.780 INCHES NOMINAL IN |
| Operating Speed at Rated Capacity in RPM | 3200.0 |
| Surface Treatment | ANODIZE OVERALL |
| Width | 6.660 INCHES NOMINAL IN |
| Material | ALUMINUM ALLOY OVERALL |
| Prime Mover Type | ELECTRIC MOTOR |
| Rotation Direction for Which Designed | COUNTERCLOCKWISE |
| Prime Mover Drive Shaft Bearing Type | BALL |
| Electrical Connection Type | WIRE LEAD |
| Air Flow Rate | 159.0 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 |
|---|---|
| NBC-L18B-14CCW | 3/9 Design control — primary reference Aeroflex Laboratories Inc Rotating Components Div |
| 73C690302 | 5/9 Secondary reference Magnetic Peripherals Inc Sub of Control Data Corp |
| 73C690302P1 | 5/9 Secondary reference Magnetic Peripherals Inc Sub of Control Data Corp |
NSN 4140-00-110-4524 is a Fan,centrifugal, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
Key specifications for 4140-00-110-4524: Outlet Location: TOP; Mounting Facility Type and Quantity: 4 THREADED HOLE(S); Speed Adjustments: SINGLE SPEED; Phase: SINGLE. 24 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.