The Shaft,shouldered, cataloged under National Stock Number 3040-01-157-6400, 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 17 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-157-6400 |
| Primary Part Number | 2498049 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Parker-Hannifin Corporation Dba Pneutronics |
| Status | ACTIVE |
| Surface Finish | 16.0 MICROINCHES |
| Second End External Thread Length | 0.3750 INCHES NOMINAL IN |
| Step Quantity | 5 |
| First End Diameter | 0.1850 INCHES MINIMUM AND 0.1950 INCHES MAXIMUM IN |
| Second End Diameter | 0.4340 INCHES MINIMUM AND 0.4360 INCHES MAXIMUM IN |
| Largest Step Diameter | 0.620 INCHES MINIMUM AND 0.640 INCHES MAXIMUM IN |
| First End Style | CIRCULAR GROOVED |
| Second End Keyway Width | 0.1100 INCHES MINIMUM AND 0.1200 INCHES MAXIMUM IN |
| Material Document and Classification | AMS6415 ASSN STD SINGLE MATERIAL RESPONSE |
| Second End Keyway Depth | 0.080 INCHES NOMINAL IN |
| End Similarity | NOT IDENTICAL |
| First End Distance From End to Groove | 0.0700 INCHES MINIMUM AND 0.0800 INCHES MAXIMUM IN |
| First End Groove Diameter | 0.1740 INCHES MINIMUM AND 0.1760 INCHES MAXIMUM IN |
| Second End Style | EXTERNALLY THREADED AND FLAT KEYWAY |
| Material | STEEL |
| First End Groove Width | 0.0180 INCHES MINIMUM AND 0.0200 INCHES MAXIMUM IN |
| External Keyway Length | 0.060 INCHES NOMINAL SECOND END 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 |
|---|---|
| 2498049 PRIMARY | Parker-Hannifin Corporation Dba Pneutronics (USA) |
| Reference | Meaning |
|---|---|
| 2498049 | 5/9 Secondary reference U.S. Government activity |
| 2498049 | 5/9 Secondary reference U.S. Government activity |
NSN 3040-01-157-6400 is a Shaft,shouldered, manufactured by Parker-Hannifin Corporation Dba Pneutronics, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-157-6400 has 1 manufacturer part number on file: 2498049 (Parker-Hannifin Corporation Dba Pneutronics).
Key specifications for 2498049: Surface Finish: 16.0 MICROINCHES; Second End External Thread Length: 0.3750 INCHES NOMINAL IN; Step Quantity: 5; First End Diameter: 0.1850 INCHES MINIMUM AND 0.1950 INCHES MAXIMUM IN. 17 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.