The Shaft,shouldered, cataloged under National Stock Number 3040-00-433-6476, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. Government technical data includes 13 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-00-433-6476 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Status | ACTIVE |
| Surface Finish | 63.0 MICROINCHES |
| Second End External Thread Length | 2.312 INCHES NOMINAL IN |
| Step Quantity | 3 |
| First End Diameter | 0.2497 INCHES NOMINAL IN |
| First End Flat Depth | 0.0617 INCHES NOMINAL IN |
| Second End Diameter | 0.2500 INCHES NOMINAL IN |
| Largest Step Diameter | 0.250 INCHES NOMINAL IN |
| First End Style | FLATTED |
| Material Document and Classification | QQ-S-763,COND A FED SPEC SINGLE MATERIAL RESPONSE |
| End Similarity | NOT IDENTICAL |
| Second End Style | EXTERNAL THREADED |
| First End Flat Length | 0.375 INCHES NOMINAL IN |
| Material | STEEL COMP 303 OR STEEL COMP 303SE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 4400B1422 | 5/9 Secondary reference U.S. Government activity |
| 4400B1422 | 3/2 Design control — primary reference U.S. Government activity |
NSN 3040-00-433-6476 is a Shaft,shouldered, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
Key specifications for 3040-00-433-6476: Surface Finish: 63.0 MICROINCHES; Second End External Thread Length: 2.312 INCHES NOMINAL IN; Step Quantity: 3; First End Diameter: 0.2497 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.