The Shaft,shouldered, cataloged under National Stock Number 3040-01-125-9781, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Bae Systems Information & Electronic Systems Integration Inc.. Government technical data includes 10 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3040-01-125-9781 |
| Primary Part Number | 142864-0001 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Bae Systems Information & Electronic Systems Integration Inc. |
| Status | ACTIVE |
| Surface Finish | 63.0 MICROINCHES |
| Step Quantity | 3 |
| First End Diameter | 0.2485 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN |
| Second End Diameter | 0.2485 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN |
| Largest Step Diameter | 0.376 INCHES MINIMUM AND 0.379 INCHES MAXIMUM IN |
| First End Style | PLAIN |
| End Similarity | NOT IDENTICAL |
| Second End Style | INTERNAL THREADED |
| Material | STEEL COMP 416 |
| Second End Internal Thread Length | 0.250 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 |
|---|---|
| 142864-0001 PRIMARY | Bae Systems Information & Electronic Systems Integration Inc. (USA) |
| Reference | Meaning |
|---|---|
| 142864 | D/9 Drawing number reference only Bae Systems Information & Electronic Systems Integration Inc. |
NSN 3040-01-125-9781 is a Shaft,shouldered, manufactured by Bae Systems Information & Electronic Systems Integration Inc., classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-125-9781 has 1 manufacturer part number on file: 142864-0001 (Bae Systems Information & Electronic Systems Integration Inc.).
Key specifications for 142864-0001: Surface Finish: 63.0 MICROINCHES; Step Quantity: 3; First End Diameter: 0.2485 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN; Second End Diameter: 0.2485 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN. 10 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.