The Shaft,shouldered, cataloged under National Stock Number 3040-00-155-7744, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Oshkosh Defense Llc. Government technical data includes 13 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-00-155-7744 |
| Primary Part Number | EW35144 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Oshkosh Defense Llc |
| Status | ACTIVE |
| First End Width Across Flats | 0.500 INCHES NOMINAL IN |
| Step Quantity | 1 |
| First End Diameter | 1.0000 INCHES NOMINAL IN |
| First End Step Length | 1.238 INCHES NOMINAL IN |
| Second End Diameter | 1.0000 INCHES NOMINAL IN |
| Largest Step Diameter | 1.000 INCHES NOMINAL IN |
| Second End Spline Minor Diameter | 0.5000 INCHES NOMINAL IN |
| First End Style | SQUARE (ROUND CORNERS) |
| Second End Spline Major Diameter | 0.6180 INCHES NOMINAL IN |
| End Similarity | NOT IDENTICAL |
| Second End Spline Quantity | 9 |
| Material | STEEL |
| Second End Spline Length | 0.825 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 |
| Part Number | Manufacturer |
|---|---|
| EW35144 PRIMARY | Oshkosh Defense Llc (USA) |
| Reference | Meaning |
|---|---|
| EW35144 | 5/9 Secondary reference Oshkosh Corp |
NSN 3040-00-155-7744 is a Shaft,shouldered, manufactured by Oshkosh Defense Llc, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-00-155-7744 has 1 manufacturer part number on file: EW35144 (Oshkosh Defense Llc).
Key specifications for EW35144: First End Width Across Flats: 0.500 INCHES NOMINAL IN; Step Quantity: 1; First End Diameter: 1.0000 INCHES NOMINAL IN; First End Step Length: 1.238 INCHES NOMINAL IN. 13 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.