The Shaft,shouldered, cataloged under National Stock Number 3040-01-278-9130, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is The Boeing Company Div Defense. Government technical data includes 12 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-278-9130 |
| Primary Part Number | 75D131033-2005 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Step Quantity | 3 |
| First End Diameter | 0.5560 INCHES NOMINAL IN |
| Second End Diameter | 0.6250 INCHES NOMINAL IN |
| Largest Step Diameter | 0.625 INCHES NOMINAL IN |
| First End Style | UNTHREADED CROSS DRILLED |
| Material Document and Classification | MIL-S-6758 MIL SPEC SINGLE MATERIAL RESPONSE |
| Second End Distance From Hole Center to End | 1.130 INCHES NOMINAL IN |
| End Similarity | NOT IDENTICAL |
| First End Hole Diameter | 0.2500 INCHES NOMINAL IN |
| Second End Style | UNTHREADED CROSS DRILLED |
| Material | STEEL |
| First End Distance From Hole Center to End | 1.120 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 75D131033-2005 PRIMARY | The Boeing Company Div Defense (USA) |
NSN 3040-01-278-9130 is a Shaft,shouldered, manufactured by The Boeing Company Div Defense, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-278-9130 has 1 manufacturer part number on file: 75D131033-2005 (The Boeing Company Div Defense).
Key specifications for 75D131033-2005: Step Quantity: 3; First End Diameter: 0.5560 INCHES NOMINAL IN; Second End Diameter: 0.6250 INCHES NOMINAL IN; Largest Step Diameter: 0.625 INCHES NOMINAL 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.
NSN 3040-01-278-9130 has DEMIL Code B. 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.