The Impeller,fan,axial, cataloged under National Stock Number 4140-01-293-7397, is classified within Federal Supply Class 4140 (Fans, Air Circulators, and Blower Equipment) of the Refrigeration, AC, and Air Circulating Equipment group. Government technical data includes 2 specifications, cited from the U.S. Government catalog. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4140-01-293-7397 |
| Item Name | Impeller,fan,axial |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Status | ACTIVE |
| Attachment Method | SETSCREW |
| Hub Location | CENTER |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| D324-3 PIECE 25 | 5/2 Secondary reference U.S. Government activity |
| B-0686-A | 5/9 Secondary reference U.S. Government activity |
| D324-3 PIECE 25 | 5/9 Secondary reference U.S. Government activity |
| B-0686-A | 3/2 Design control — primary reference U.S. Government activity |
| B-80686-A | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
NSN 4140-01-293-7397 is a Impeller,fan,axial, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
Key specifications for 4140-01-293-7397: Attachment Method: SETSCREW; Hub Location: CENTER. 2 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.