The Gearshaft,spur, cataloged under National Stock Number 3040-01-028-5320, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 13 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3040-01-028-5320 |
| Primary Part Number | 2894210-1 |
| Item Name | Gearshaft,spur |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| Shaft Type | SHOULDERED |
| Shaft Material | ALUMINUM ALLOY 2024 |
| Shaft Largest Diameter | 17.7 MILLIMETERS MINIMUM AND 18.3 MILLIMETERS MAXIMUM MM |
| Shaft End Size | 0.750 INCHES AND 25.4 MILLIMETERS MM |
| Teeth Quantity | 122 |
| Diametral Pitch | 75 |
| Gear Outside Diameter | 42.0 MILLIMETERS NOMINAL MM |
| Longer Shaft Segment Length | 59.9 MILLIMETERS MINIMUM AND 60.0 MILLIMETERS MAXIMUM MM |
| Gear Material | ALUMINUM ALLOY 2024 |
| Shaft End Type | CIRCULAR GROOVED, CROSS DRILLED UNTHREADED AND PLAIN |
| Gear Location on Shaft | OFF CENTER BETWEEN ENDS OF SHAFT |
| Pressure Angle | 20.0000 DEGREES |
| Face Width | 2.8 MILLIMETERS MINIMUM AND 3.0 MILLIMETERS MAXIMUM MM |
| 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 |
|---|---|
| 2894210-1 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| Reference | Meaning |
|---|---|
| 2894210 | D/9 Drawing number reference only Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
NSN 3040-01-028-5320 is a Gearshaft,spur, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-028-5320 has 1 manufacturer part number on file: 2894210-1 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
Key specifications for 2894210-1: Shaft Type: SHOULDERED; Shaft Material: ALUMINUM ALLOY 2024; Shaft Largest Diameter: 17.7 MILLIMETERS MINIMUM AND 18.3 MILLIMETERS MAXIMUM MM; Shaft End Size: 0.750 INCHES AND 25.4 MILLIMETERS MM. 13 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.