The Gearshaft,spur, cataloged under National Stock Number 3040-01-363-2477, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is General Electric Company. Government technical data includes 12 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-363-2477 |
| Primary Part Number | 3C4010P21 |
| Item Name | Gearshaft,spur |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | General Electric Company |
| Status | ACTIVE |
| Shaft Type | STRAIGHT |
| Shaft Material | STEEL |
| Shaft End Size | 1.124 INCHES IN |
| Shaft Diameter | 1.070 INCHES NOMINAL IN |
| Teeth Quantity | 26 |
| Diametral Pitch | 20 |
| Gear Outside Diameter | 1.345 INCHES NOMINAL IN |
| Gear Material | STEEL |
| Shaft End Type | PLAIN |
| Gear Location on Shaft | ON END OF SHAFT |
| Pressure Angle | 30.0000 DEGREES |
| Face Width | 1.070 INCHES NOMINAL IN |
| 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 |
|---|---|
| 3C4010P21 PRIMARY | General Electric Company (USA) |
| Reference | Meaning |
|---|---|
| 3C4010 | D/9 Drawing number reference only General Electric Company |
NSN 3040-01-363-2477 is a Gearshaft,spur, manufactured by General Electric Company, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-363-2477 has 1 manufacturer part number on file: 3C4010P21 (General Electric Company).
1 possible match (shared part number, not a government interchangeability claim): 3040-01-367-0136. Verify interchangeability with system specifications before substitution.
Key specifications for 3C4010P21: Shaft Type: STRAIGHT; Shaft Material: STEEL; Shaft End Size: 1.124 INCHES IN; Shaft Diameter: 1.070 INCHES NOMINAL IN. 12 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.