The Shaft,shouldered, cataloged under National Stock Number 3040-00-797-8052, 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 13 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. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-00-797-8052 |
| Primary Part Number | 3017251 |
| 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 | 0.4980 INCHES MINIMUM AND 0.4990 INCHES MAXIMUM IN |
| Second End Diameter | 0.7480 INCHES MINIMUM AND 0.7490 INCHES MAXIMUM IN |
| Second End Step Length | 0.500 INCHES NOMINAL IN |
| Largest Step Diameter | 0.748 INCHES MINIMUM AND 0.749 INCHES MAXIMUM IN |
| First End Style | PLAIN |
| Material Document and Classification | QQ-N-281,CL A HF,FORM 1 FED SPEC SINGLE MATERIAL RESPONSE |
| Second End Tongue Width | 0.653 INCHES NOMINAL IN |
| End Similarity | NOT IDENTICAL |
| Second End Tongue Thickness | 0.312 INCHES NOMINAL IN |
| Second End Style | RECTANGULAR |
| Material | COPPER ALLOY |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 3040-00-797-8052 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 3040-00-797-8052 has 2 manufacturer part numbers on file: 3017251 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 2032246 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
2 possible matches (shared part number, not a government interchangeability claim): 3120-01-166-8182, 1680-01-716-1434. Verify interchangeability with system specifications before substitution.
Key specifications for 3017251: Surface Finish: 63.0 MICROINCHES; Step Quantity: 2; First End Diameter: 0.4980 INCHES MINIMUM AND 0.4990 INCHES MAXIMUM IN; Second End Diameter: 0.7480 INCHES MINIMUM AND 0.7490 INCHES MAXIMUM IN. 13 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.