The Shaft,shouldered, cataloged under National Stock Number 3040-01-342-0624, 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13 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 3040-01-342-0624 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Status | ACTIVE |
| Step Quantity | 6 |
| First End Diameter | 0.1250 INCHES NOMINAL IN |
| Second End Diameter | 0.3000 INCHES NOMINAL IN |
| Largest Step Diameter | 0.243 INCHES NOMINAL IN |
| Second End Distance Between Second and Third Groove Centers | 0.080 INCHES NOMINAL IN |
| First End Style | PLAIN |
| Second End Groove Diameter | 0.2750 INCHES NOMINAL IN |
| End Similarity | NOT IDENTICAL |
| Second End Groove Width | 0.1200 INCHES NOMINAL IN |
| Second End Distance From End to Groove | 0.090 INCHES NOMINAL IN |
| Second End Style | THREE CIRCULAR GROOVES |
| Material | ALUMINUM ALLOY |
| Second End Distance Between First and Second Groove Centers | 0.080 INCHES NOMINAL IN |
| 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 |
|---|---|
| 384-1675-00 | 5/9 Secondary reference U.S. Government activity |
| 650-3714-00 | 3/2 Design control — primary reference U.S. Government activity |
NSN 3040-01-342-0624 is a Shaft,shouldered, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
Key specifications for 3040-01-342-0624: Step Quantity: 6; First End Diameter: 0.1250 INCHES NOMINAL IN; Second End Diameter: 0.3000 INCHES NOMINAL IN; Largest Step Diameter: 0.243 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.