The Impeller,fan,axial, cataloged under National Stock Number 4140-01-209-3978, 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 Raytheon Company Dba Raytheon Co. The record lists 4 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Item Name | Impeller,fan,axial |
| FSC / FSG | 4140 — Fans, Air Circulators, and Blower Equipment (FSG 41) |
| Manufacturers | Raytheon Company Dba Raytheon Co (CAGE 3B150); Raytheon Company Div Corp (CAGE 49956); Dunham-Bush, Inc. Dba Dunham-Bush Inc Commercial & Industrial (CAGE 24999) |
| Parameter | Value |
|---|---|
| NSN | 4140-01-209-3978 |
| Primary Part Number | 3278-1027P3 |
| Item Name | Impeller,fan,axial |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | Raytheon Company Dba Raytheon Co |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | N |
| Part Number | Manufacturer |
|---|---|
| 3278-1027P3 PRIMARY | Raytheon Company Dba Raytheon Co (USA) |
| BLDG27016 | Raytheon Company Div Corp (USA) |
| GC1085A5 | Dunham-Bush, Inc. Dba Dunham-Bush Inc Commercial & Industrial (USA) |
| GC1085 | Dunham-Bush, Inc. Dba Dunham-Bush Inc Commercial & Industrial (USA) |
| Reference | Meaning |
|---|---|
| 3278-1027P3 | 5/9 Secondary reference Raytheon Company Div Corp |
NSN 4140-01-209-3978 is a Impeller,fan,axial, manufactured by Raytheon Company Dba Raytheon Co, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-01-209-3978 has 4 manufacturer part numbers on file: 3278-1027P3 (Raytheon Company Dba Raytheon Co), BLDG27016 (Raytheon Company Div Corp), GC1085A5 (Dunham-Bush, Inc. Dba Dunham-Bush Inc Commercial & Industrial), GC1085 (Dunham-Bush, Inc. Dba Dunham-Bush Inc Commercial & Industrial).
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.