The Shaft,straight, cataloged under National Stock Number 3040-01-154-5725, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. Government technical data includes 12 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3040-01-154-5725 |
| Item Name | Shaft,straight |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Status | ACTIVE |
| Second End Hole Diameter | 0.1875 INCHES NOMINAL IN |
| First End Diameter | 0.6250 INCHES NOMINAL IN |
| First End Distance From Keyway Center to End | 0.562 INCHES NOMINAL IN |
| Second End Diameter | 0.6250 INCHES NOMINAL IN |
| First End Style | INDENTED FLAT KEYWAY |
| First End Keyway Depth | 0.062 INCHES NOMINAL IN |
| Second End Distance From Hole Center to End | 0.500 INCHES NOMINAL IN |
| End Similarity | NOT IDENTICAL |
| Second End Style | UNTHREADED CROSS DRILLED |
| Material | STEEL |
| External Keyway Length | 1.1250 INCHES NOMINAL FIRST END IN |
| First End Keyway Width | 0.1250 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 |
| Reference | Meaning |
|---|---|
| F-10491-3 | 3/9 Design control — primary reference Pettibone Llc |
NSN 3040-01-154-5725 is a Shaft,straight, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
Key specifications for 3040-01-154-5725: Second End Hole Diameter: 0.1875 INCHES NOMINAL IN; First End Diameter: 0.6250 INCHES NOMINAL IN; First End Distance From Keyway Center to End: 0.562 INCHES NOMINAL IN; Second End Diameter: 0.6250 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.