The Shaft,shouldered, cataloged under National Stock Number 3040-00-491-5871, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Astronautics Corporation of America. 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-00-491-5871 |
| Primary Part Number | 104394 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Astronautics Corporation of America |
| Status | ACTIVE |
| Surface Finish | 125.0 MICROINCHES |
| FSC Application Data | INDICATOR,ATTITUDE |
| Step Quantity | 2 |
| First End Diameter | 0.0930 INCHES NOMINAL IN |
| Second End Diameter | 0.1244 INCHES NOMINAL IN |
| Largest Step Diameter | 0.124 INCHES NOMINAL IN |
| First End Style | PLAIN |
| End Similarity | NOT IDENTICAL |
| Second End Style | PLAIN |
| Material | STEEL |
| 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 |
|---|---|
| 104394 PRIMARY | Astronautics Corporation of America (USA) |
NSN 3040-00-491-5871 is a Shaft,shouldered, manufactured by Astronautics Corporation of America, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-00-491-5871 has 1 manufacturer part number on file: 104394 (Astronautics Corporation of America).
Key specifications for 104394: Surface Finish: 125.0 MICROINCHES; FSC Application Data: INDICATOR,ATTITUDE; Step Quantity: 2; First End Diameter: 0.0930 INCHES NOMINAL 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.