The Shaft,shouldered, cataloged under National Stock Number 3040-01-203-4805, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. Government technical data includes 14 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-203-4805 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Status | ACTIVE |
| Surface Finish | 32.0 MICROINCHES |
| Step Quantity | 2 |
| First End Diameter | 0.9350 INCHES NOMINAL IN |
| Second End Diameter | 1.1220 INCHES NOMINAL IN |
| Largest Step Diameter | 1.122 INCHES NOMINAL IN |
| Second End Spline Minor Diameter | 0.9595 INCHES NOMINAL IN |
| First End Style | PLAIN |
| Second End Spline Major Diameter | 1.1220 INCHES NOMINAL IN |
| Material Document and Classification | QQ-N-286 CLASS A FED SPEC SINGLE MATERIAL RESPONSE |
| End Similarity | NOT IDENTICAL |
| Second End Spline Quantity | 10 |
| Second End Style | SPLINED (STRAIGHT) |
| Material | NICKEL ALLOY |
| Second End Spline Length | 3.313 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 |
|---|---|
| 2147581 | D/9 Drawing number reference only U.S. Government activity |
| 2147581 PIECE 5 | 3/2 Design control — primary reference U.S. Government activity |
| 76765-13X3 PIECE 5 | 5/2 Secondary reference U.S. Government activity |
| 76765-13X3 | D/9 Drawing number reference only U.S. Government activity |
NSN 3040-01-203-4805 is a Shaft,shouldered, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
Key specifications for 3040-01-203-4805: Surface Finish: 32.0 MICROINCHES; Step Quantity: 2; First End Diameter: 0.9350 INCHES NOMINAL IN; Second End Diameter: 1.1220 INCHES NOMINAL IN. 14 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.