The Shaft,straight, cataloged under National Stock Number 3040-01-023-6587, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. Government technical data includes 16 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3040-01-023-6587 |
| Item Name | Shaft,straight |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Status | ACTIVE |
| Surface Finish | 8.0 MICROINCHES |
| Second End Hole Diameter | 0.0938 INCHES MINIMUM AND 0.0943 INCHES MAXIMUM IN |
| First End Diameter | 0.2686 INCHES MINIMUM AND 0.2689 INCHES MAXIMUM IN |
| Second End Diameter | 0.2686 INCHES MINIMUM AND 0.2689 INCHES MAXIMUM IN |
| Second End Step Length | 1.310 INCHES NOMINAL IN |
| First End Hole Depth | 0.269 INCHES NOMINAL IN |
| First End Style | UNTHREADED CROSS DRILLED |
| Criticality Code Justification | AMDL AND AMFZ |
| Second End Distance From Hole Center to End | 0.190 INCHES NOMINAL IN |
| Second End Tongue Width | 0.230 INCHES NOMINAL IN |
| End Similarity | NOT IDENTICAL |
| Second End Tongue Thickness | 0.122 INCHES MINIMUM AND 0.124 INCHES MAXIMUM IN |
| First End Hole Diameter | 0.0620 INCHES MINIMUM AND 0.0650 INCHES MAXIMUM IN |
| Second End Style | TONGUE AND CROSS DRILLED HOLE |
| Material | STEEL CORROSION RESISTING |
| First End Distance From Hole Center to End | 0.060 INCHES MINIMUM AND 0.070 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Reference | Meaning |
|---|---|
| 37C301569P101 | 3/2 Design control — primary reference U.S. Government activity |
NSN 3040-01-023-6587 is a Shaft,straight, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
Key specifications for 3040-01-023-6587: Surface Finish: 8.0 MICROINCHES; Second End Hole Diameter: 0.0938 INCHES MINIMUM AND 0.0943 INCHES MAXIMUM IN; First End Diameter: 0.2686 INCHES MINIMUM AND 0.2689 INCHES MAXIMUM IN; Second End Diameter: 0.2686 INCHES MINIMUM AND 0.2689 INCHES MAXIMUM IN. 16 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.