The Shaft,shouldered, cataloged under National Stock Number 3040-01-166-8294, 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 23 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 | 3040-01-166-8294 |
| Primary Part Number | 1612150 |
| 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 | 8.0 MICROINCHES |
| Second End External Thread Length | 0.406 INCHES NOMINAL IN |
| First End Pitch Diameter | 0.8333 INCHES NOMINAL IN |
| Step Quantity | 8 |
| First End Diameter | 0.8666 INCHES NOMINAL IN |
| First End Spline Major Diameter | 0.8666 INCHES NOMINAL IN |
| Second End Diameter | 1.1730 INCHES NOMINAL IN |
| Largest Step Diameter | 1.625 INCHES NOMINAL IN |
| First End Style | SPLINED (INVOLUTE) |
| Second End Keyway Width | 0.1870 INCHES NOMINAL IN |
| Material Document and Classification | QQ-S-624,TYPE D,GRADE 2 FED SPEC SINGLE MATERIAL RESPONSE |
| Second End Groove Diameter | 1.0620 INCHES NOMINAL IN |
| First End Pressure Angle | 30.0 DEGREES NOMINAL |
| First End Spline Length | 1.468 INCHES NOMINAL IN |
| Second End Keyway Depth | 0.093 INCHES NOMINAL IN |
| First End Spline Quantity | 20 |
| End Similarity | NOT IDENTICAL |
| Second End Groove Width | 0.1250 INCHES NOMINAL IN |
| Second End Distance From End to Groove | 0.406 INCHES NOMINAL IN |
| Second End Style | CIRCULAR GROOVED FLAT KEYWAY AND EXTERNALLY THREADED |
| First End Spline Minor Diameter | 0.7793 INCHES NOMINAL IN |
| Material | STEEL COMP 8650 |
| External Keyway Length | 0.750 INCHES NOMINAL SECOND END 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 |
|---|---|
| 1612150 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
NSN 3040-01-166-8294 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 3040-01-166-8294 has 1 manufacturer part number on file: 1612150 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
Key specifications for 1612150: Surface Finish: 8.0 MICROINCHES; Second End External Thread Length: 0.406 INCHES NOMINAL IN; First End Pitch Diameter: 0.8333 INCHES NOMINAL IN; Step Quantity: 8. 23 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.