The Gearshaft,spur, cataloged under National Stock Number 3040-01-513-5489, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. Government technical data includes 10 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-513-5489 |
| Item Name | Gearshaft,spur |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Status | ACTIVE |
| Shaft Type | SHOULDERED |
| Shaft Largest Diameter | 0.4074 INCHES MINIMUM AND 0.4078 INCHES MAXIMUM IN |
| Shaft End Size | 0.1868 INCHES IN |
| Shaft Diameter | 0.3114 INCHES MINIMUM AND 0.3120 INCHES MAXIMUM IN |
| Teeth Quantity | 16 |
| Diametral Pitch | 32.0 |
| Gear Outside Diameter | 0.5604 INCHES MINIMUM AND 0.5624 INCHES MAXIMUM IN |
| Longer Shaft Segment Length | 1.970 INCHES NOMINAL IN |
| Shaft End Type | CIRCULAR GROOVED, FLATTED, TAPERED |
| Gear Location on Shaft | OFF CENTER BETWEEN ENDS OF SHAFT |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 13214E6643 | 3/2 Design control — primary reference U.S. Government activity |
NSN 3040-01-513-5489 is a Gearshaft,spur, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
Key specifications for 3040-01-513-5489: Shaft Type: SHOULDERED; Shaft Largest Diameter: 0.4074 INCHES MINIMUM AND 0.4078 INCHES MAXIMUM IN; Shaft End Size: 0.1868 INCHES IN; Shaft Diameter: 0.3114 INCHES MINIMUM AND 0.3120 INCHES MAXIMUM IN. 10 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.