The Shaft,shouldered, cataloged under National Stock Number 3040-01-217-2653, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. Government technical data includes 7 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 3040-01-217-2653 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Status | ACTIVE |
| Step Quantity | 7 |
| First End Diameter | 1.2500 INCHES NOMINAL IN |
| First End Style | PLAIN |
| Material Document and Classification | MIL-S-890 ALLOY 2 MIL SPEC SINGLE MATERIAL RESPONSE |
| End Similarity | NOT IDENTICAL |
| Second End Style | EXTERNAL THREADED |
| Material | STEEL COMP 4140 |
| 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 |
|---|---|
| C-94861 | D/9 Drawing number reference only Timken Gears & Services Inc. Div Philadelphia Gear |
| B432140 | 3/9 Design control — primary reference Timken Gears & Services Inc. Div Philadelphia Gear |
| C-94861 PIECE 3 | 5/9 Secondary reference Timken Gears & Services Inc. Div Philadelphia Gear |
NSN 3040-01-217-2653 is a Shaft,shouldered, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
Key specifications for 3040-01-217-2653: Step Quantity: 7; First End Diameter: 1.2500 INCHES NOMINAL IN; First End Style: PLAIN; Material Document and Classification: MIL-S-890 ALLOY 2 MIL SPEC SINGLE MATERIAL RESPONSE. 7 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.