The Shaft,shouldered, cataloged under National Stock Number 3040-01-134-3854, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-134-3854 |
| Primary Part Number | 1204AS205 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| Surface Finish | 32.0 MICROINCHES |
| Step Quantity | 2 |
| First End Diameter | 0.1872 INCHES MINIMUM AND 0.1877 INCHES MAXIMUM IN |
| Second End Diameter | 0.1470 INCHES NOMINAL IN |
| Largest Step Diameter | 0.187 INCHES NOMINAL IN |
| First End Style | PLAIN |
| Material Document and Classification | MIL-S-7720,COND B MIL SPEC SINGLE MATERIAL RESPONSE |
| End Similarity | NOT IDENTICAL |
| Second End Style | PLAIN |
| Material | STEEL COMP 302 |
| 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 |
|---|---|
| 588.51-100008-003 | Diehl Defence Gmbh & Co. Kg (DEU) |
| 1204AS205 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| 1204AS205 PRIMARY | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
NSN 3040-01-134-3854 is a Shaft,shouldered, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-134-3854 has 3 manufacturer part numbers on file: 588.51-100008-003 (Diehl Defence Gmbh & Co. Kg), 1204AS205 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 1204AS205 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier).
Key specifications for 1204AS205: Surface Finish: 32.0 MICROINCHES; Step Quantity: 2; First End Diameter: 0.1872 INCHES MINIMUM AND 0.1877 INCHES MAXIMUM IN; Second End Diameter: 0.1470 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.