The Shaft,shouldered, cataloged under National Stock Number 3040-00-463-7681, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. Government technical data includes 9 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3040-00-463-7681 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Status | ACTIVE |
| Largest Step Diameter | 0.542 INCHES NOMINAL IN |
| First End External Thread Length | 0.400 INCHES NOMINAL IN |
| Second End Distance From Keyway Center to End | 0.345 INCHES NOMINAL IN |
| First End Style | INTERNAL THREADED |
| Second End Keyway Width | 0.1270 INCHES NOMINAL IN |
| Second End Keyway Depth | 0.071 INCHES NOMINAL IN |
| End Similarity | NOT IDENTICAL |
| Second End Style | INDENTED FLAT KEYWAY |
| Material | STEEL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 696500 | 3/2 Design control — primary reference U.S. Government activity |
NSN 3040-00-463-7681 is a Shaft,shouldered, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
Key specifications for 3040-00-463-7681: Largest Step Diameter: 0.542 INCHES NOMINAL IN; First End External Thread Length: 0.400 INCHES NOMINAL IN; Second End Distance From Keyway Center to End: 0.345 INCHES NOMINAL IN; First End Style: INTERNAL THREADED. 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.
NSN 3040-00-463-7681 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.