The Fan,circulating, cataloged under National Stock Number 4140-00-893-1574, is classified within Federal Supply Class 4140 (Fans, Air Circulators, and Blower Equipment) of the Refrigeration, AC, and Air Circulating Equipment group. The manufacturer of record is Westinghouse Electric Corp. Government technical data includes 17 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4140-00-893-1574 |
| Primary Part Number | 334C397 |
| Item Name | Fan,circulating |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | Westinghouse Electric Corp |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 6 THREADED HOLE(S) |
| Phase | SINGLE |
| Frequency in Hertz | 60.0 |
| Inclosure Type | FULLY INCLOSED |
| Length | 4.531 INCHES NOMINAL IN |
| Voltage in Volts and Current Type | 115.0 AC |
| Flow Direction | OUTWARD |
| Drive Type | DIRECT |
| Style Designator | FIXED |
| Operating Speed at Rated Capacity in RPM | 3300.0 |
| Surface Treatment | ANODIZE OVERALL |
| Material | ALUMINUM OVERALL |
| Prime Mover Type | ELECTRIC MOTOR |
| Rotation Direction for Which Designed | CLOCKWISE |
| Electrical Connection Type | WIRE LEAD |
| Static Pressure at Specified Air Flow Rate | ERR-060 |
| Air Flow Rate | 195.0 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 |
| Part Number | Manufacturer |
|---|---|
| 334C397 | Westinghouse Electric Corp (USA) |
| Reference | Meaning |
|---|---|
| 334C397 | 5/2 Secondary reference U.S. Government activity |
| F7A6N-5CISSUEA | 3/9 Design control — primary reference Eastern Air Devices Inc Dba Ead Motors |
NSN 4140-00-893-1574 is a Fan,circulating, manufactured by Westinghouse Electric Corp, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-00-893-1574 has 1 manufacturer part number on file: 334C397 (Westinghouse Electric Corp).
Key specifications for 334C397: Mounting Facility Type and Quantity: 6 THREADED HOLE(S); Phase: SINGLE; Frequency in Hertz: 60.0; Inclosure Type: FULLY INCLOSED. 17 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.