The Impeller,fan,axial, cataloged under National Stock Number 2930-00-845-0604, is classified within Federal Supply Class 2930 (Engine Cooling System Components, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Dressta North America Ltd. 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2930-00-845-0604 |
| Primary Part Number | 420163C2 |
| Item Name | Impeller,fan,axial |
| FSC / FSG | 2930 / 29 — Engine Cooling System Components, Nonaircraft |
| Manufacturer | Dressta North America Ltd |
| Status | ACTIVE |
| Mounting Hole Quantity | 4 |
| Attachment Method | BOLT HOLE |
| Mounting Hole Diameter | 0.335 INCHES NOMINAL IN |
| Blade Quantity | 5 |
| Mounting Bolt Circle Diameter | 2.500 INCHES NOMINAL IN |
| Hub Location | CENTER |
| Material | STEEL 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 |
|---|---|
| 420163C2 PRIMARY | Dressta North America Ltd (USA) |
| Reference | Meaning |
|---|---|
| 420163C2 | 5/9 Secondary reference U.S. Government activity |
| ETN0099050 | 3/2 Design control — primary reference U.S. Government activity |
| 151248R91 | 5/9 Secondary reference U.S. Government activity |
| 420163C2 | 5/9 Secondary reference U.S. Government activity |
NSN 2930-00-845-0604 is a Impeller,fan,axial, manufactured by Dressta North America Ltd, classified under FSC 2930, Engine Cooling System Components, Nonaircraft. Status: active.
NSN 2930-00-845-0604 has 1 manufacturer part number on file: 420163C2 (Dressta North America Ltd).
Key specifications for 420163C2: Mounting Hole Quantity: 4; Attachment Method: BOLT HOLE; Mounting Hole Diameter: 0.335 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.