The Shaft,shouldered, cataloged under National Stock Number 3040-01-362-5689, 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13 specifications, cited from the U.S. Government catalog. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-362-5689 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Status | ACTIVE |
| Second End External Thread Length | 1.1600 INCHES NOMINAL IN |
| Step Quantity | 3 |
| First End Diameter | 1.2500 INCHES MAXIMUM IN |
| Second End Diameter | 1.0000 INCHES NOMINAL IN |
| Largest Step Diameter | 1.2500 INCHES MAXIMUM IN |
| First End External Thread Length | 1.1600 INCHES MAXIMUM IN |
| First End Style | EXTERNAL THREADED |
| Second End Groove Diameter | 0.8440 INCHES MAXIMUM IN |
| End Similarity | NOT IDENTICAL |
| Second End Groove Width | 0.2190 INCHES MAXIMUM IN |
| Second End Distance From End to Groove | 2.6250 INCHES MAXIMUM IN |
| Second End Style | CIRCULAR GROOVED AND EXTERNALLY THREADED |
| Material | STEEL COMP 303 |
| 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 |
|---|---|
| 50212010-9 | 5/9 Secondary reference U.S. Government activity |
| 50212010 ITEM 9 | 5/9 Secondary reference U.S. Government activity |
| 50212010-9 | 5/9 Secondary reference U.S. Government activity |
| 50212010-9 | 3/2 Design control — primary reference U.S. Government activity |
| 50212010-9 | 5/9 Secondary reference Gulf Coast Holdings, Inc Dba Unidynamics |
NSN 3040-01-362-5689 is a Shaft,shouldered, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
Key specifications for 3040-01-362-5689: Second End External Thread Length: 1.1600 INCHES NOMINAL IN; Step Quantity: 3; First End Diameter: 1.2500 INCHES MAXIMUM IN; Second End Diameter: 1.0000 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.