The Shaft,shouldered, cataloged under National Stock Number 3040-01-322-6290, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 15 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 | 3040-01-322-6290 |
| Primary Part Number | 5266112 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Second End Hole Diameter | 0.1320 INCHES NOMINAL IN |
| Step Quantity | 9 |
| First End Diameter | 0.8650 INCHES NOMINAL IN |
| First End Spline Major Diameter | 0.8360 INCHES NOMINAL IN |
| Second End Diameter | 0.5000 INCHES NOMINAL IN |
| Largest Step Diameter | 1.7000 INCHES NOMINAL IN |
| First End Style | SPLINED (STRAIGHT) |
| Material Document and Classification | ASTM A564 ASSN STD SINGLE MATERIAL RESPONSE |
| Second End Distance From Hole Center to End | 0.2040 INCHES NOMINAL IN |
| First End Spline Length | 0.7610 INCHES NOMINAL IN |
| First End Spline Quantity | 16 |
| End Similarity | NOT IDENTICAL |
| Second End Style | UNTHREADED CROSS DRILLED |
| First End Spline Minor Diameter | 0.7360 INCHES NOMINAL IN |
| 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 |
| Part Number | Manufacturer |
|---|---|
| 5266112 PRIMARY | Naval Sea Systems Command (USA) |
NSN 3040-01-322-6290 is a Shaft,shouldered, manufactured by Naval Sea Systems Command, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-322-6290 has 1 manufacturer part number on file: 5266112 (Naval Sea Systems Command).
Key specifications for 5266112: Second End Hole Diameter: 0.1320 INCHES NOMINAL IN; Step Quantity: 9; First End Diameter: 0.8650 INCHES NOMINAL IN; First End Spline Major Diameter: 0.8360 INCHES NOMINAL IN. 15 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.