The Impeller,fan,axial, cataloged under National Stock Number 2930-01-306-3926, is classified within Federal Supply Class 2930 (Engine Cooling System Components, Nonaircraft) of the Engine Accessories group. The manufacturer of record is The Entwistle Company Llc. Government technical data includes 8 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2930-01-306-3926 |
| Primary Part Number | 3908078 |
| Item Name | Impeller,fan,axial |
| FSC / FSG | 2930 / 29 — Engine Cooling System Components, Nonaircraft |
| Manufacturer | The Entwistle Company Llc |
| Status | ACTIVE |
| Mounting Hole Quantity | 4 |
| Style Designator | OVERLAPPING STRAIGHT TIP |
| Attachment Method | BOLT HOLE |
| Mounting Hole Diameter | 1.250 INCHES NOMINAL IN |
| Diameter | 18.000 INCHES NOMINAL IN |
| Blade Quantity | 5 |
| Hub Location | CENTER |
| Rotation Direction for Which Designed | COUNTERCLOCKWISE |
| 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 |
|---|---|
| 3908078 PRIMARY | The Entwistle Company Llc (USA) |
| Reference | Meaning |
|---|---|
| 390807800 | 5/9 Secondary reference Cummins Inc. |
| 39080878 | 5/9 Secondary reference Cummins Inc. |
| 3908078 | 5/9 Secondary reference Cummins Inc. |
NSN 2930-01-306-3926 is a Impeller,fan,axial, manufactured by The Entwistle Company Llc, classified under FSC 2930, Engine Cooling System Components, Nonaircraft. Status: active.
NSN 2930-01-306-3926 has 1 manufacturer part number on file: 3908078 (The Entwistle Company Llc).
Key specifications for 3908078: Mounting Hole Quantity: 4; Style Designator: OVERLAPPING STRAIGHT TIP; Attachment Method: BOLT HOLE; Mounting Hole Diameter: 1.250 INCHES NOMINAL IN. 8 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.