The Impeller,fan,axial, cataloged under National Stock Number 4140-00-475-5368, 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 Us Army Aviation and Missile Command. Government technical data includes 6 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4140-00-475-5368 |
| Primary Part Number | 9151291 |
| Item Name | Impeller,fan,axial |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | Us Army Aviation and Missile Command |
| Status | ACTIVE |
| Style Designator | INTEGRAL SLINGER RING |
| Attachment Method | THREADED |
| Diameter | 3.885 INCHES NOMINAL IN |
| Blade Quantity | 9 |
| 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 |
|---|---|
| 9151291 PRIMARY | Us Army Aviation and Missile Command (USA) |
| Reference | Meaning |
|---|---|
| B-3222 | 5/9 Secondary reference Eaton Motor Site |
| B-3222 | 5/9 Secondary reference Eaton Aerospace Llc Dba Eaton Inoac Div Fuel & Motion Control Systems Division |
NSN 4140-00-475-5368 is a Impeller,fan,axial, manufactured by Us Army Aviation and Missile Command, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-00-475-5368 has 1 manufacturer part number on file: 9151291 (Us Army Aviation and Missile Command).
2 possible matches (shared part number, not a government interchangeability claim): 5360-01-281-7757, 7025-01-645-7569. Verify interchangeability with system specifications before substitution.
Key specifications for 9151291: Style Designator: INTEGRAL SLINGER RING; Attachment Method: THREADED; Diameter: 3.885 INCHES NOMINAL IN; Blade Quantity: 9. 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.