The Fan,centrifugal, cataloged under National Stock Number 4140-00-202-9481, 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 28 specifications, cited from the U.S. Government catalog. 8 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4140-00-202-9481 |
| Item Name | Fan,centrifugal |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Status | ACTIVE |
| Outlet Location | TOP |
| Mounting Facility Type and Quantity | 1 FLANGE AND 6 THREADED HOLE(S) |
| Speed Adjustments | SINGLE SPEED |
| Phase | THREE |
| Frequency in Hertz | 60.0 |
| Inclosure Type | FULLY INCLOSED |
| Outlet Inside Height | 3.000 INCHES NOMINAL IN |
| Length | 8.620 INCHES NOMINAL IN |
| Voltage in Volts and Current Type | 115.0 AC |
| Drive Type | DIRECT |
| Prime Mover Power Rating | 0.250 HORSEPOWER |
| Style Designator | FIXED, INVERTED, RECTANGULAR OUTLET |
| Features Provided | INLET CONE |
| Ambient Temp at Full Rated Power | 0.0 CELSIUS AND 50.0 CELSIUS DEGC |
| Discharge Direction | VERTICAL UP |
| Outlet Inside Width | 2.100 INCHES NOMINAL IN |
| Height | 6.470 INCHES NOMINAL IN |
| Operating Speed at Rated Capacity in RPM | 3200.0 |
| Surface Treatment | ZINC BLADE |
| Surface Treatment | ENAMEL HOUSING |
| Width | 9.640 INCHES NOMINAL IN |
| Material | STEEL OVERALL |
| Prime Mover Type | ELECTRIC MOTOR |
| Rotation Direction for Which Designed | CLOCKWISE |
| Prime Mover Drive Shaft Bearing Type | BALL |
| Electrical Connection Type | WIRE LEAD |
| Static Pressure at Specified Air Flow Rate | ERR-060 |
| Air Flow Rate | 265.0 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 |
|---|---|
| GA52330 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| 1258886 | 5/9 Secondary reference Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| A0-02501 | 5/9 Secondary reference U.S. Government activity |
| GA52330L1 | 5/9 Secondary reference American Telephone and Telegraph Co |
| DRFCI-AS609ACCW-196JF | 5/1 Secondary reference U.S. Government activity |
| GA52330L1 | 5/9 Secondary reference Lucent Technologies Inc Dba Federal Marketing Group |
| 020824 | 3/2 Design control — primary reference U.S. Government activity |
| GA52330L1 | 5/9 Secondary reference At and T Corp |
NSN 4140-00-202-9481 is a Fan,centrifugal, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 6515-01-498-0819. Verify interchangeability with system specifications before substitution.
Key specifications for 4140-00-202-9481: Outlet Location: TOP; Mounting Facility Type and Quantity: 1 FLANGE AND 6 THREADED HOLE(S); Speed Adjustments: SINGLE SPEED; Phase: THREE. 28 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.