The Shaft,shouldered, cataloged under National Stock Number 3040-01-124-2759, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. Government technical data includes 9 specifications, cited from the U.S. Government catalog. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-124-2759 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Status | ACTIVE |
| Surface Finish | 32.0 MICROINCHES |
| Step Quantity | 11 |
| First End Diameter | 0.5000 INCHES NOMINAL IN |
| Largest Step Diameter | 1.121 INCHES MINIMUM AND 1.123 INCHES MAXIMUM IN |
| First End External Thread Length | 0.875 INCHES NOMINAL IN |
| First End Style | EXTERNAL THREADED |
| Material Document and Classification | MIL-A-15939,COMP 2 MIL SPEC SINGLE MATERIAL RESPONSE |
| End Similarity | IDENTICAL |
| Material | ALUMINUM ALLOY |
| 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 |
|---|---|
| SSB-N-616-513-2005732 PIECE 3 | 5/2 Secondary reference U.S. Government activity |
| 75765-66X1 PIECE 3 | 3/2 Design control — primary reference U.S. Government activity |
| 513-2005732 | D/9 Drawing number reference only U.S. Government activity |
| 513-2005732 PIECE 3 | 5/2 Secondary reference U.S. Government activity |
| 75765-66X1 | D/9 Drawing number reference only U.S. Government activity |
| SSB-N-616-513-2005732 | D/9 Drawing number reference only U.S. Government activity |
NSN 3040-01-124-2759 is a Shaft,shouldered, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
Key specifications for 3040-01-124-2759: Surface Finish: 32.0 MICROINCHES; Step Quantity: 11; First End Diameter: 0.5000 INCHES NOMINAL IN; Largest Step Diameter: 1.121 INCHES MINIMUM AND 1.123 INCHES MAXIMUM IN. 9 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.