The Impeller,fan,axial, cataloged under National Stock Number 4140-01-576-7966, 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 Reliance Electric Company Dba Reliance & Dodge Brands. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 2 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 4140-01-576-7966 |
| Primary Part Number | 75442-39-RE |
| Item Name | Impeller,fan,axial |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | Reliance Electric Company Dba Reliance & Dodge Brands |
| Status | ACTIVE |
| Attachment Method | KEYWAY |
| Blade Shape | FORWARD CURVE |
| Blade Quantity | 6 |
| Hub Location | CENTER |
| Material | ALUMINUM OVERALL |
| Rotation Direction for Which Designed | CLOCKWISE |
| 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 |
|---|---|
| 75442-39-RE PRIMARY | Reliance Electric Company Dba Reliance & Dodge Brands (USA) |
| 801638-508 PC43A | Reliance Electric Company Dba Reliance & Dodge Brands (USA) |
| Reference | Meaning |
|---|---|
| 801628-508 REV C GR.3 PC NO.43A | 5/1 Secondary reference Reliance Electric Company Dba Reliance & Dodge Brands |
NSN 4140-01-576-7966 is a Impeller,fan,axial, manufactured by Reliance Electric Company Dba Reliance & Dodge Brands, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-01-576-7966 has 2 manufacturer part numbers on file: 75442-39-RE (Reliance Electric Company Dba Reliance & Dodge Brands), 801638-508 PC43A (Reliance Electric Company Dba Reliance & Dodge Brands).
Key specifications for 75442-39-RE: Attachment Method: KEYWAY; Blade Shape: FORWARD CURVE; Blade Quantity: 6; Hub Location: CENTER. 6 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.