The Fan,centrifugal, cataloged under National Stock Number 4140-01-196-0121, 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 30 specifications, cited from the U.S. Government catalog. 10 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4140-01-196-0121 |
| 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 BASE AND 1 FLANGE |
| Speed Adjustments | SINGLE SPEED |
| Phase | THREE |
| Frequency in Hertz | 60.0 |
| Inclosure Type | FULLY INCLOSED |
| Outlet Inside Height | 29.250 INCHES NOMINAL IN |
| Length | 47.531 INCHES NOMINAL IN |
| Voltage in Volts and Current Type | 440.0 AC |
| Drive Type | DIRECT |
| Prime Mover Power Rating | 5.000 HORSEPOWER |
| Style Designator | FIXED, RECTANGULAR OUTLETS |
| Features Provided | NONSPARKING |
| Ambient Temp at Full Rated Power | 149.0 FAHRENHEIT DEGF |
| Discharge Direction | VERTICAL UP |
| Outlet Inside Width | 18.375 INCHES NOMINAL IN |
| Height | 59.125 INCHES NOMINAL IN |
| Operating Speed at Rated Capacity in RPM | 1165.0 |
| Surface Treatment | CHROMATE ZINC HOUSING |
| Surface Treatment | CHROMATE ZINC AND VARNISH HOUSING INSIDE |
| Surface Treatment | CHROMATE ZINC AND VARNISH BLADE |
| Environmental Protection | SPRAY TIGHT |
| Width | 46.125 INCHES NOMINAL IN |
| Material | STEEL HOUSING |
| Material | ALUMINUM ALLOY 6061 BLADE |
| Prime Mover Type | ELECTRIC MOTOR |
| Rotation Direction for Which Designed | CLOCKWISE |
| Prime Mover Drive Shaft Bearing Type | BALL |
| Electrical Connection Type | TERMINAL BLOCK |
| Static Pressure at Specified Air Flow Rate | ERR-060 |
| 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 |
|---|---|
| R1-11906-CD-362 6 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| R1-5270-CC6A4W6 CW-NS-AR | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| FF-17568 FF-176 14 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| 500896-193 | 5/1 Secondary reference Fm Af, Llc Dba American Fan Company |
| 4140PL0964803 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| 9W-74991-CC6A-NS-CD3388 | 5/9 Secondary reference New Philadelphia Fan Co Buffalo Forge Marine Fans |
| 9W-74991-CC6A4W 6-NS-CW-CD-3388 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| CC6A4W6CW-NS | 2/2 Government specification standardization U.S. Government activity |
| MIL-F-19004 | 4/1 Identification reference U.S. Government activity |
| 9W-74991 | 5/9 Secondary reference New Philadelphia Fan Co Buffalo Forge Marine Fans |
NSN 4140-01-196-0121 is a Fan,centrifugal, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
Key specifications for 4140-01-196-0121: Outlet Location: TOP; Mounting Facility Type and Quantity: 1 BASE AND 1 FLANGE; Speed Adjustments: SINGLE SPEED; Phase: THREE. 30 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.