The Shaft,straight, cataloged under National Stock Number 3040-01-357-7901, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. Government technical data includes 15 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3040-01-357-7901 |
| Item Name | Shaft,straight |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Status | ACTIVE |
| FSC Application Data | MISCELLANEOUS POWER TRANSMISSION EQUIPMENT |
| First End Diameter | 0.6590 INCHES NOMINAL IN |
| First End Spline Major Diameter | 0.8095 INCHES NOMINAL IN |
| Second End Diameter | 0.6980 INCHES NOMINAL IN |
| Second End Spline Minor Diameter | 0.7250 INCHES NOMINAL IN |
| First End Style | SPLINED (STRAIGHT) |
| Second End Spline Major Diameter | 0.8595 INCHES NOMINAL IN |
| First End Spline Length | 0.7000 INCHES NOMINAL IN |
| First End Spline Quantity | 15 |
| End Similarity | IDENTICAL |
| Second End Spline Quantity | 16 |
| Second End Style | SPLINED (STRAIGHT) |
| First End Spline Minor Diameter | 0.6800 INCHES NOMINAL IN |
| Material | STEEL |
| Second End Spline Length | 0.7000 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 3868001-1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 3040-01-357-7901 is a Shaft,straight, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
Key specifications for 3040-01-357-7901: FSC Application Data: MISCELLANEOUS POWER TRANSMISSION EQUIPMENT; First End Diameter: 0.6590 INCHES NOMINAL IN; First End Spline Major Diameter: 0.8095 INCHES NOMINAL IN; Second End Diameter: 0.6980 INCHES NOMINAL IN. 15 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 3040-01-357-7901 has DEMIL Code Q. 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.