The Shaft,shouldered, cataloged under National Stock Number 3040-01-017-8564, 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12 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3040-01-017-8564 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Status | ACTIVE |
| Surface Finish | 63.0 MICROINCHES |
| Step Quantity | 3 |
| First End Diameter | 0.2500 INCHES NOMINAL IN |
| Second End Diameter | 0.1350 INCHES MINIMUM AND 0.1400 INCHES MAXIMUM IN |
| Second End Step Length | 0.035 INCHES MINIMUM AND 0.045 INCHES MAXIMUM IN |
| Largest Step Diameter | 0.242 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN |
| First End Style | PLAIN |
| Second End Tongue Width | 0.135 INCHES MINIMUM AND 0.140 INCHES MAXIMUM IN |
| End Similarity | NOT IDENTICAL |
| Second End Tongue Thickness | 0.025 INCHES MINIMUM AND 0.029 INCHES MAXIMUM IN |
| Second End Style | TONGUE ROUNDED ENDS |
| Material | STEEL |
| 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 |
|---|---|
| 566872-2 | 3/9 Design control — primary reference Raytheon Service Co Logistics Support Center |
NSN 3040-01-017-8564 is a Shaft,shouldered, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
Key specifications for 3040-01-017-8564: Surface Finish: 63.0 MICROINCHES; Step Quantity: 3; First End Diameter: 0.2500 INCHES NOMINAL IN; Second End Diameter: 0.1350 INCHES MINIMUM AND 0.1400 INCHES MAXIMUM 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.