The Impeller,fan,axial, cataloged under National Stock Number 2930-00-424-7235, is classified within Federal Supply Class 2930 (Engine Cooling System Components, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Komatsu America Corp.. 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2930-00-424-7235 |
| Primary Part Number | 256351R91 |
| Item Name | Impeller,fan,axial |
| FSC / FSG | 2930 / 29 — Engine Cooling System Components, Nonaircraft |
| Manufacturer | Komatsu America Corp. |
| Status | ACTIVE |
| Style Designator | ROUNDED TIP |
| Attachment Method | BOLT HOLE |
| Diameter | 20.000 INCHES NOMINAL IN |
| Blade Quantity | 6 |
| Material | STEEL BLADE |
| 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 |
|---|---|
| 256351R91 PRIMARY | Komatsu America Corp. (USA) |
| 346780R91 PRIMARY | Komatsu America Corp. (USA) |
| Reference | Meaning |
|---|---|
| 346780R91 | 5/9 Secondary reference U.S. Government activity |
| 256351R91 | 5/9 Secondary reference Komatsu American Intl Co |
| 346780R91 | 5/9 Secondary reference Komatsu American Intl Co |
| 256351R91 | 5/9 Secondary reference U.S. Government activity |
NSN 2930-00-424-7235 is a Impeller,fan,axial, manufactured by Komatsu America Corp., classified under FSC 2930, Engine Cooling System Components, Nonaircraft. Status: active.
NSN 2930-00-424-7235 has 2 manufacturer part numbers on file: 256351R91 (Komatsu America Corp.), 346780R91 (Komatsu America Corp.).
Key specifications for 256351R91: Style Designator: ROUNDED TIP; Attachment Method: BOLT HOLE; Diameter: 20.000 INCHES NOMINAL IN; Blade Quantity: 6. 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.