The Shaft,shouldered, cataloged under National Stock Number 3040-01-079-5667, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. Government technical data includes 16 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-079-5667 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Status | ACTIVE |
| Step Quantity | 5 |
| First End Diameter | 0.3845 INCHES NOMINAL IN |
| Second End Diameter | 0.4345 INCHES NOMINAL IN |
| Largest Step Diameter | 0.435 INCHES NOMINAL IN |
| First End Slot Width | 0.062 INCHES NOMINAL IN |
| First End Style | SLOTTED |
| Material Document and Classification | FPS3007,FSCM 81755 MFR REF SINGLE MATERIAL RESPONSE |
| Second End Groove Diameter | 0.3000 INCHES NOMINAL IN |
| Second End Slot Depth | 0.040 INCHES NOMINAL IN |
| End Similarity | NOT IDENTICAL |
| First End Slot Depth | 0.040 INCHES NOMINAL IN |
| Second End Slot Width | 0.062 INCHES NOMINAL IN |
| Second End Groove Width | 0.1500 INCHES NOMINAL IN |
| Second End Distance From End to Groove | 0.300 INCHES NOMINAL IN |
| Second End Style | CIRCULAR GROOVED AND SLOTTED |
| 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 |
| Reference | Meaning |
|---|---|
| 12H3492-7 | 3/2 Design control — primary reference U.S. Government activity |
NSN 3040-01-079-5667 is a Shaft,shouldered, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
Key specifications for 3040-01-079-5667: Step Quantity: 5; First End Diameter: 0.3845 INCHES NOMINAL IN; Second End Diameter: 0.4345 INCHES NOMINAL IN; Largest Step Diameter: 0.435 INCHES NOMINAL IN. 16 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.