The Shaft,shouldered, cataloged under National Stock Number 3040-01-130-8235, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Rtx Corporation Div Pratt & Whitney. Government technical data includes 19 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-130-8235 |
| Primary Part Number | 952452C1 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Rtx Corporation Div Pratt & Whitney |
| Status | ACTIVE |
| Step Quantity | 6 |
| First End Diameter | 0.2670 INCHES NOMINAL IN |
| First End Spline Major Diameter | 0.2670 INCHES NOMINAL IN |
| Second End Diameter | 0.2460 INCHES NOMINAL IN |
| Largest Step Diameter | 0.438 INCHES NOMINAL IN |
| Second End Spline Minor Diameter | 0.2050 INCHES NOMINAL IN |
| First End Style | SPLINED (STRAIGHT) |
| Second End Spline Major Diameter | 0.2460 INCHES NOMINAL IN |
| Second End Groove Diameter | 0.1750 INCHES NOMINAL IN |
| First End Spline Length | 0.312 INCHES NOMINAL IN |
| First End Spline Quantity | 10 |
| End Similarity | NOT IDENTICAL |
| Second End Spline Quantity | 11 |
| Second End Groove Width | 0.0312 INCHES NOMINAL IN |
| Second End Distance From End to Groove | 0.410 INCHES NOMINAL IN |
| Second End Style | CIRCULAR GROOVED AND SPLINED (STRAIGHT) |
| First End Spline Minor Diameter | 0.2050 INCHES NOMINAL IN |
| Material | COPPER ALLOY |
| Second End Spline Length | 0.500 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 |
| Part Number | Manufacturer |
|---|---|
| 952452C1 PRIMARY | Rtx Corporation Div Pratt & Whitney (USA) |
| Reference | Meaning |
|---|---|
| 4212-552002 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
NSN 3040-01-130-8235 is a Shaft,shouldered, manufactured by Rtx Corporation Div Pratt & Whitney, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-130-8235 has 1 manufacturer part number on file: 952452C1 (Rtx Corporation Div Pratt & Whitney).
Key specifications for 952452C1: Step Quantity: 6; First End Diameter: 0.2670 INCHES NOMINAL IN; First End Spline Major Diameter: 0.2670 INCHES NOMINAL IN; Second End Diameter: 0.2460 INCHES NOMINAL IN. 19 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.