The Fan,ventilating, cataloged under National Stock Number 4140-01-483-2297, 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 Honeywell International Inc. Div Aerospace - Torrance. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4140-01-483-2297 |
| Primary Part Number | 645742-2-1 |
| Item Name | Fan,ventilating |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | Honeywell International Inc. Div Aerospace - Torrance |
| Status | ACTIVE |
| Speed Adjustments | 0 TO FULL SPEED |
| Phase | THREE |
| Inclosure Type | GUARDED |
| Criticality Code Justification | AGAV |
| Ambient Temp at Full Rated Power | -57.0 CELSIUS AND 85.0 CELSIUS DEGC |
| Environmental Protection | CORROSION RESISTANT AND DUSTPROOF AND EXPLOSION PROOF AND FUNGUS PROOF AND HUMIDITY PROOF AND SALT SPRAY PROOF AND SHOCK PROOF AND SPLASH PROOF AND VIBRATION PROOF AND WEATHERPROOF |
| Material | STEEL CORROSION RESISTING OVERALL |
| Prime Mover Type | ELECTRIC MOTOR |
| Rotation Direction for Which Designed | CLOCKWISE AND COUNTERCLOCKWISE |
| Electrical Connection Type | CONNECTOR |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 645742-2-1 PRIMARY | Honeywell International Inc. Div Aerospace - Torrance (USA) |
| Reference | Meaning |
|---|---|
| 901-325-105-105 | 5/9 Secondary reference The Boeing Company |
NSN 4140-01-483-2297 is a Fan,ventilating, manufactured by Honeywell International Inc. Div Aerospace - Torrance, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-01-483-2297 has 1 manufacturer part number on file: 645742-2-1 (Honeywell International Inc. Div Aerospace - Torrance).
Key specifications for 645742-2-1: Speed Adjustments: 0 TO FULL SPEED; Phase: THREE; Inclosure Type: GUARDED; Criticality Code Justification: AGAV. 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 4140-01-483-2297 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.