The Shaft,shouldered, cataloged under National Stock Number 3040-01-050-4806, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Sypris Electronics, Llc. Government technical data includes 12 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-050-4806 |
| Primary Part Number | 205164-1 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Sypris Electronics, Llc |
| Status | ACTIVE |
| Step Quantity | 3 |
| First End Diameter | 0.1870 INCHES NOMINAL IN |
| Second End Diameter | 0.1870 INCHES NOMINAL IN |
| Largest Step Diameter | 0.310 INCHES NOMINAL IN |
| First End Style | CIRCULAR GROOVED |
| End Similarity | NOT IDENTICAL |
| First End Distance From End to Groove | 0.080 INCHES NOMINAL IN |
| First End Groove Diameter | 0.1750 INCHES NOMINAL IN |
| Second End Style | INTERNAL THREADED |
| Material | STEEL CORROSION RESISTING |
| First End Groove Width | 0.0180 INCHES NOMINAL IN |
| Second End Internal Thread Length | 0.312 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 |
|---|---|
| 205164-1 PRIMARY | Sypris Electronics, Llc (USA) |
| Reference | Meaning |
|---|---|
| 205164 | D/9 Drawing number reference only Sypris Electronics, Llc |
NSN 3040-01-050-4806 is a Shaft,shouldered, manufactured by Sypris Electronics, Llc, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-050-4806 has 1 manufacturer part number on file: 205164-1 (Sypris Electronics, Llc).
1 possible match (shared part number, not a government interchangeability claim): 4820-01-549-0433. Verify interchangeability with system specifications before substitution.
Key specifications for 205164-1: Step Quantity: 3; First End Diameter: 0.1870 INCHES NOMINAL IN; Second End Diameter: 0.1870 INCHES NOMINAL IN; Largest Step Diameter: 0.310 INCHES NOMINAL IN. 12 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.