The Shaft,shouldered, cataloged under National Stock Number 3040-00-935-2458, 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13 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-00-935-2458 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Status | ACTIVE |
| Second End External Thread Length | 0.5420 INCHES NOMINAL IN |
| Step Quantity | 6 |
| First End Diameter | 0.2497 INCHES MINIMUM AND 0.2499 INCHES MAXIMUM IN |
| Second End Diameter | 0.2500 INCHES NOMINAL IN |
| Largest Step Diameter | 0.562 INCHES NOMINAL IN |
| First End Style | CIRCULAR GROOVED |
| Material Document and Classification | QQ-S-763,COND A FED SPEC SINGLE MATERIAL RESPONSE |
| End Similarity | NOT IDENTICAL |
| First End Distance From End to Groove | 0.0620 INCHES NOMINAL IN |
| First End Groove Diameter | 0.2300 INCHES NOMINAL IN |
| Second End Style | EXTERNAL THREADED |
| Material | STEEL COMP 416 |
| First End Groove Width | 0.0280 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 |
|---|---|
| G354171 | 5/9 Secondary reference American Telephone and Telegraph Co |
| G354171 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| G354171 | 3/9 Design control — primary reference Drs Sustainment Systems, Inc. |
NSN 3040-00-935-2458 is a Shaft,shouldered, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
Key specifications for 3040-00-935-2458: Second End External Thread Length: 0.5420 INCHES NOMINAL IN; Step Quantity: 6; First End Diameter: 0.2497 INCHES MINIMUM AND 0.2499 INCHES MAXIMUM IN; Second End Diameter: 0.2500 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.