The Shaft,shouldered, cataloged under National Stock Number 3040-01-129-4632, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Williams International Co., L.l.c.. Government technical data includes 12 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-129-4632 |
| Primary Part Number | 24915 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Williams International Co., L.l.c. |
| Status | ACTIVE |
| First End Pitch Diameter | 0.2708 INCHES NOMINAL IN |
| Step Quantity | 6 |
| First End Diameter | 0.2870 INCHES NOMINAL IN |
| First End Spline Major Diameter | 0.2870 INCHES NOMINAL IN |
| Largest Step Diameter | 0.287 INCHES NOMINAL IN |
| First End Style | SPLINED (INVOLUTE) |
| First End Pressure Angle | 30.0 DEGREES NOMINAL |
| First End Spline Length | 0.3600 INCHES NOMINAL IN |
| First End Spline Quantity | 13 |
| End Similarity | IDENTICAL |
| First End Spline Minor Diameter | 0.2140 INCHES NOMINAL IN |
| Material | STEEL CORROSION RESISTING |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 3040-01-129-4632 is a Shaft,shouldered, manufactured by Williams International Co., L.l.c., classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-129-4632 has 2 manufacturer part numbers on file: 24915 (Williams International Co., L.l.c.), 24915 (Parts Life Inc).
4 possible matches (shared part number, not a government interchangeability claim): 4220-01-277-7731, 3110-01-299-8154, 5950-01-394-5352. Verify interchangeability with system specifications before substitution.
Key specifications for 24915: First End Pitch Diameter: 0.2708 INCHES NOMINAL IN; Step Quantity: 6; First End Diameter: 0.2870 INCHES NOMINAL IN; First End Spline Major Diameter: 0.2870 INCHES NOMINAL IN. 12 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.
NSN 3040-01-129-4632 has DEMIL Code D. Demilitarization may be required before disposal or transfer to non-military entities.
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.