The Shaft,shouldered, cataloged under National Stock Number 3040-01-079-0647, 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 18 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-079-0647 |
| Primary Part Number | 3016949 |
| 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 | 63.0 MICROINCHES |
| Step Quantity | 2 |
| First End Diameter | 0.9980 INCHES NOMINAL IN |
| First End Spline Major Diameter | 0.9980 INCHES NOMINAL IN |
| Second End Diameter | 1.2470 INCHES NOMINAL IN |
| Largest Step Diameter | 1.247 INCHES NOMINAL IN |
| Second End Spline Minor Diameter | 1.0500 INCHES NOMINAL IN |
| First End Style | SPLINED (STRAIGHT) |
| Second End Spline Major Diameter | 1.2470 INCHES NOMINAL IN |
| Material Document and Classification | QQ-N-281,CL A,FORM 1 FED SPEC SINGLE MATERIAL RESPONSE |
| First End Spline Length | 1.125 INCHES NOMINAL IN |
| First End Spline Quantity | 6 |
| End Similarity | NOT IDENTICAL |
| Second End Spline Quantity | 6 |
| Second End Style | SPLINED (STRAIGHT) |
| First End Spline Minor Diameter | 0.8370 INCHES NOMINAL IN |
| Material | COPPER ALLOY |
| Second End Spline Length | 1.438 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 |
|---|---|
| 3224073 ITEM 52 | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| 3016949 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
NSN 3040-01-079-0647 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 3040-01-079-0647 has 2 manufacturer part numbers on file: 3224073 ITEM 52 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 3016949 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
Key specifications for 3016949: Surface Finish: 63.0 MICROINCHES; Step Quantity: 2; First End Diameter: 0.9980 INCHES NOMINAL IN; First End Spline Major Diameter: 0.9980 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.