The Shaft,shouldered, cataloged under National Stock Number 3040-01-156-5805, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Parker-Hannifin Corporation Dba Pneutronics. Government technical data includes 16 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-156-5805 |
| Primary Part Number | 2498050 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Parker-Hannifin Corporation Dba Pneutronics |
| Status | ACTIVE |
| Surface Finish | 32.0 MICROINCHES |
| Step Quantity | 6 |
| First End Diameter | 1.5980 INCHES MINIMUM AND 1.6020 INCHES MAXIMUM IN |
| Second End Diameter | 1.2580 INCHES MINIMUM AND 1.2620 INCHES MAXIMUM IN |
| Largest Step Diameter | 1.598 INCHES MINIMUM AND 1.602 INCHES MAXIMUM IN |
| Second End Spline Minor Diameter | 1.0950 INCHES MINIMUM AND 1.1050 INCHES MAXIMUM IN |
| First End Style | PLAIN |
| Second End Spline Major Diameter | 1.2580 INCHES MINIMUM AND 1.2620 INCHES MAXIMUM IN |
| Material Document and Classification | AMS6415 ASSN STD SINGLE MATERIAL RESPONSE |
| End Similarity | NOT IDENTICAL |
| Second End Spline Quantity | 12 |
| Second End Pressure Angle | 20.0 DEGREES NOMINAL |
| Second End Style | SPLINED (INVOLUTE) |
| Material | STEEL |
| Second End Pitch Diameter | 1.2000 INCHES NOMINAL IN |
| Second End Spline Length | 1.1750 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 |
|---|---|
| 2498050 PRIMARY | Parker-Hannifin Corporation Dba Pneutronics (USA) |
| Reference | Meaning |
|---|---|
| 2498050 | 3/9 Design control — primary reference U.S. Government activity |
| 2498050 | 5/9 Secondary reference U.S. Government activity |
| 2498050 | C/1 Advisory reference — outside the item-of-supply concept Parker-Hannifin Corporation Dba Parker Motion & Control Sales |
NSN 3040-01-156-5805 is a Shaft,shouldered, manufactured by Parker-Hannifin Corporation Dba Pneutronics, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-156-5805 has 1 manufacturer part number on file: 2498050 (Parker-Hannifin Corporation Dba Pneutronics).
Key specifications for 2498050: Surface Finish: 32.0 MICROINCHES; Step Quantity: 6; First End Diameter: 1.5980 INCHES MINIMUM AND 1.6020 INCHES MAXIMUM IN; Second End Diameter: 1.2580 INCHES MINIMUM AND 1.2620 INCHES MAXIMUM IN. 16 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.