The Fan,vaneaxial, cataloged under National Stock Number 4140-00-471-1452, 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 Rtx Corporation Div Pratt & Whitney. Government technical data includes 10 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4140-00-471-1452 |
| Primary Part Number | 19770-1 |
| Item Name | Fan,vaneaxial |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | Rtx Corporation Div Pratt & Whitney |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 4 UNTHREADED HOLE(S) |
| Phase | TWO |
| Frequency in Hertz | 400.0 |
| Voltage in Volts and Current Type | 118.0 AC |
| Drive Type | DIRECT |
| Ambient Temp at Full Rated Power | -65.0 FAHRENHEIT AND 150.0 FAHRENHEIT DEGF |
| Operating Speed at Rated Capacity in RPM | 12000.0 |
| Prime Mover Type | ELECTRIC MOTOR |
| Static Pressure at Specified Air Flow Rate | ERR-060 |
| Air Flow Rate | 240.000 CUBIC FEET PER MINUTE NOMINAL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 19770-1 PRIMARY | Rtx Corporation Div Pratt & Whitney (USA) |
| Reference | Meaning |
|---|---|
| 19770-1 | 5/9 Secondary reference U.S. Government activity |
| 10-30479-1 | 1/2 Source control — Government-approved source U.S. Government activity |
NSN 4140-00-471-1452 is a Fan,vaneaxial, manufactured by Rtx Corporation Div Pratt & Whitney, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-00-471-1452 has 1 manufacturer part number on file: 19770-1 (Rtx Corporation Div Pratt & Whitney).
Key specifications for 19770-1: Mounting Facility Type and Quantity: 4 UNTHREADED HOLE(S); Phase: TWO; Frequency in Hertz: 400.0; Voltage in Volts and Current Type: 118.0 AC. 10 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.
NSN 4140-00-471-1452 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.