The Impeller,fan,axial, cataloged under National Stock Number 4140-01-373-1190, 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 Refrigerant Recovery Systems Inc. Government technical data includes 7 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4140-01-373-1190 |
| Primary Part Number | 4C479 |
| Item Name | Impeller,fan,axial |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | Refrigerant Recovery Systems Inc |
| Status | ACTIVE |
| Style Designator | ROUNDED TIP |
| Attachment Method | SETSCREW |
| Diameter | 6.000 INCHES NOMINAL IN |
| Blade Quantity | 5 |
| Hub Location | BACK |
| Material | ALUMINUM BLADE |
| Rotation Direction for Which Designed | CLOCKWISE OR COUNTERCLOCKWISE |
| 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 |
|---|---|
| 4C479 PRIMARY | Refrigerant Recovery Systems Inc (USA) |
| Reference | Meaning |
|---|---|
| 0-1005-20 | 5/9 Secondary reference Refrigerant Recovery Systems Inc |
NSN 4140-01-373-1190 is a Impeller,fan,axial, manufactured by Refrigerant Recovery Systems Inc, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-01-373-1190 has 1 manufacturer part number on file: 4C479 (Refrigerant Recovery Systems Inc).
Key specifications for 4C479: Style Designator: ROUNDED TIP; Attachment Method: SETSCREW; Diameter: 6.000 INCHES NOMINAL IN; Blade Quantity: 5. 7 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.