The Impeller,fan,axial, cataloged under National Stock Number 4140-01-142-2971, 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 Air-Drive Inc.. Government technical data includes 4 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4140-01-142-2971 |
| Primary Part Number | AD-8-3/4CW32DEGUB |
| Item Name | Impeller,fan,axial |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | Air-Drive Inc. |
| Status | ACTIVE |
| Diameter | 8.500 INCHES NOMINAL IN |
| Blade Quantity | 3 |
| Hub Location | CENTER |
| Material | ALUMINUM OVERALL |
| 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 |
|---|---|
| AD-8-3/4CW32DEGUB | Air-Drive Inc. (USA) |
| Reference | Meaning |
|---|---|
| 18-240-20-260 | 3/9 Design control — primary reference Reed Industries Inc Victor Products Div |
NSN 4140-01-142-2971 is a Impeller,fan,axial, manufactured by Air-Drive Inc., classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-01-142-2971 has 1 manufacturer part number on file: AD-8-3/4CW32DEGUB (Air-Drive Inc.).
Key specifications for AD-8-3/4CW32DEGUB: Diameter: 8.500 INCHES NOMINAL IN; Blade Quantity: 3; Hub Location: CENTER; End Item Identification: BEVERAGE DISPENSER,REED INDUSTRIES MODEL VPH204D. 4 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.