The Shaft,shouldered, cataloged under National Stock Number 3040-01-264-3361, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is General Electric Company. Government technical data includes 14 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 | 3040-01-264-3361 |
| Primary Part Number | 931A412-6P1 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | General Electric Company |
| Status | ACTIVE |
| Second End Hole Diameter | 0.1875 INCHES MINIMUM AND 0.1920 INCHES MAXIMUM IN |
| Second End External Thread Length | 2.5000 INCHES MINIMUM AND 2.5625 INCHES MAXIMUM IN |
| Step Quantity | 3 |
| First End Diameter | 0.6250 INCHES NOMINAL IN |
| Second End Diameter | 0.6250 INCHES NOMINAL IN |
| Largest Step Diameter | 0.6250 INCHES NOMINAL IN |
| First End External Thread Length | 1.5625 INCHES MINIMUM AND 1.7969 INCHES MAXIMUM IN |
| First End Style | EXTERNAL THREADED |
| Material Document and Classification | SAE ASSN STD SINGLE MATERIAL RESPONSE |
| Second End Distance From Hole Center to End | 0.3906 INCHES NOMINAL IN |
| Second End Hole Depth | 0.6250 INCHES NOMINAL IN |
| End Similarity | NOT IDENTICAL |
| Second End Style | CROSS DRILLED AND EXTERNALLY THREADED |
| Material | STEEL COMP 4140 |
| 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 |
|---|---|
| 931A412-6P1 PRIMARY | General Electric Company (USA) |
NSN 3040-01-264-3361 is a Shaft,shouldered, manufactured by General Electric Company, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-264-3361 has 1 manufacturer part number on file: 931A412-6P1 (General Electric Company).
Key specifications for 931A412-6P1: Second End Hole Diameter: 0.1875 INCHES MINIMUM AND 0.1920 INCHES MAXIMUM IN; Second End External Thread Length: 2.5000 INCHES MINIMUM AND 2.5625 INCHES MAXIMUM IN; Step Quantity: 3; First End Diameter: 0.6250 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.