The Shaft,shouldered, cataloged under National Stock Number 3040-01-299-7063, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Oeco, Llc Dba Pacific Scientific Oeco. Government technical data includes 18 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3040-01-299-7063 |
| Primary Part Number | 85646-1 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Oeco, Llc Dba Pacific Scientific Oeco |
| Status | ACTIVE |
| Step Quantity | 6 |
| First End Diameter | 0.4995 INCHES NOMINAL IN |
| Second End Diameter | 0.9790 INCHES NOMINAL IN |
| Largest Step Diameter | 0.771 INCHES NOMINAL IN |
| Second End Spline Minor Diameter | 0.6876 INCHES NOMINAL IN |
| First End Style | UNTHREADED CROSS DRILLED |
| Second End Spline Major Diameter | 0.8475 INCHES NOMINAL IN |
| Second End Groove Diameter | 0.6820 INCHES NOMINAL IN |
| End Similarity | NOT IDENTICAL |
| Second End Spline Quantity | 16 |
| First End Hole Diameter | 0.1559 INCHES NOMINAL IN |
| Second End Groove Width | 0.1880 INCHES NOMINAL IN |
| Second End Distance From End to Groove | 0.760 INCHES NOMINAL IN |
| Second End Style | TWO CIRCULAR GROOVES AND SPLINED (STRAIGHT_) |
| Material | STEEL |
| First End Distance From Hole Center to End | 0.243 INCHES NOMINAL IN |
| Second End Spline Length | 0.760 INCHES NOMINAL IN |
| Second End Distance Between First and Second Groove Centers | 0.302 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 |
|---|---|
| 85646-1 PRIMARY | Oeco, Llc Dba Pacific Scientific Oeco (USA) |
| Reference | Meaning |
|---|---|
| 85646 | D/9 Drawing number reference only Oeco, Llc Dba Pacific Scientific Oeco |
NSN 3040-01-299-7063 is a Shaft,shouldered, manufactured by Oeco, Llc Dba Pacific Scientific Oeco, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-299-7063 has 1 manufacturer part number on file: 85646-1 (Oeco, Llc Dba Pacific Scientific Oeco).
Key specifications for 85646-1: Step Quantity: 6; First End Diameter: 0.4995 INCHES NOMINAL IN; Second End Diameter: 0.9790 INCHES NOMINAL IN; Largest Step Diameter: 0.771 INCHES NOMINAL IN. 18 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.