The Impeller,fan,axial, cataloged under National Stock Number 4140-01-312-2359, 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 Dana Off Highway Products, Llc. Government technical data includes 9 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4140-01-312-2359 |
| Primary Part Number | 2776765 |
| Item Name | Impeller,fan,axial |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | Dana Off Highway Products, Llc |
| Status | ACTIVE |
| Mounting Hole Quantity | 4 |
| Style Designator | ROUNDED TIP |
| Attachment Method | BOLT HOLE |
| Mounting Hole Diameter | 0.340 INCHES NOMINAL IN |
| Diameter | 24.000 INCHES NOMINAL IN |
| Blade Quantity | 6 |
| Mounting Bolt Circle Diameter | 1.970 INCHES NOMINAL IN |
| 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 |
|---|---|
| 2776765 PRIMARY | Dana Off Highway Products, Llc (USA) |
| Reference | Meaning |
|---|---|
| 2776765 | 3/9 Design control — primary reference Clark Equipment Co |
NSN 4140-01-312-2359 is a Impeller,fan,axial, manufactured by Dana Off Highway Products, Llc, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-01-312-2359 has 1 manufacturer part number on file: 2776765 (Dana Off Highway Products, Llc).
Key specifications for 2776765: Mounting Hole Quantity: 4; Style Designator: ROUNDED TIP; Attachment Method: BOLT HOLE; Mounting Hole Diameter: 0.340 INCHES NOMINAL IN. 9 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.