The Impeller,fan,axial, cataloged under National Stock Number 2930-01-024-8654, is classified within Federal Supply Class 2930 (Engine Cooling System Components, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Engineered Cooling Systems Inc.. Government technical data includes 5 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2930-01-024-8654 |
| Primary Part Number | 420891 |
| Item Name | Impeller,fan,axial |
| FSC / FSG | 2930 / 29 — Engine Cooling System Components, Nonaircraft |
| Manufacturer | Engineered Cooling Systems Inc. |
| Status | ACTIVE |
| Mounting Hole Quantity | 4 |
| Attachment Method | BOLT HOLE |
| Mounting Hole Diameter | 0.330 INCHES NOMINAL IN |
| Blade Quantity | 5 |
| Mounting Bolt Circle Diameter | 2.875 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 2930-01-024-8654 is a Impeller,fan,axial, manufactured by Engineered Cooling Systems Inc., classified under FSC 2930, Engine Cooling System Components, Nonaircraft. Status: active.
NSN 2930-01-024-8654 has 2 manufacturer part numbers on file: 420891 (Engineered Cooling Systems Inc.), 72-2207 (Department of Defense Project Manager-Mobile Electric Power).
1 possible match (shared part number, not a government interchangeability claim): 5998-01-363-6113. Verify interchangeability with system specifications before substitution.
Key specifications for 420891: Mounting Hole Quantity: 4; Attachment Method: BOLT HOLE; Mounting Hole Diameter: 0.330 INCHES NOMINAL IN; Blade Quantity: 5. 5 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.