The Shaft,shouldered, cataloged under National Stock Number 3040-00-435-5245, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. Government technical data includes 22 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3040-00-435-5245 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Status | ACTIVE |
| Surface Finish | 125.0 MICROINCHES |
| FSC Application Data | PUMP FUEL AIRCRAFT |
| First End Pitch Diameter | 0.2813 INCHES NOMINAL IN |
| Step Quantity | 4 |
| First End Diameter | 0.3124 INCHES NOMINAL IN |
| First End Spline Major Diameter | 0.3124 INCHES NOMINAL IN |
| Second End Diameter | 0.4062 INCHES NOMINAL IN |
| Largest Step Diameter | 0.512 INCHES NOMINAL IN |
| Second End Spline Minor Diameter | 0.3023 INCHES NOMINAL IN |
| First End Style | SPLINED (INVOLUTE) |
| Second End Spline Major Diameter | 0.4062 INCHES NOMINAL IN |
| First End Pressure Angle | 30.0000 DEGREES NOMINAL |
| First End Spline Length | 0.750 INCHES NOMINAL IN |
| First End Spline Quantity | 9 |
| End Similarity | NOT IDENTICAL |
| Second End Spline Quantity | 12 |
| Second End Pressure Angle | 30.0000 DEGREES NOMINAL |
| Second End Style | SPLINED (INVOLUTE) |
| First End Spline Minor Diameter | 0.2390 INCHES NOMINAL IN |
| Material | STEEL |
| Second End Pitch Diameter | 0.3553 INCHES NOMINAL IN |
| Second End Spline Length | 0.850 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 |
|---|---|
| 02-15170 | 3/2 Design control — primary reference U.S. Government activity |
NSN 3040-00-435-5245 is a Shaft,shouldered, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
Key specifications for 3040-00-435-5245: Surface Finish: 125.0 MICROINCHES; FSC Application Data: PUMP FUEL AIRCRAFT; First End Pitch Diameter: 0.2813 INCHES NOMINAL IN; Step Quantity: 4. 22 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 3040-00-435-5245 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.