The Shaft,shouldered, cataloged under National Stock Number 3040-01-483-8561, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 19 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government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 | 3040-01-483-8561 |
| Primary Part Number | 563-7067897-42 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Second End Hole Diameter | 0.6410 INCHES NOMINAL IN |
| Step Quantity | 4 |
| First End Diameter | 2.2470 INCHES NOMINAL IN |
| First End Spline Major Diameter | 2.2450 INCHES MINIMUM AND 2.2470 INCHES MAXIMUM IN |
| Largest Step Diameter | 3.0000 INCHES NOMINAL IN |
| First End Hole Depth | 2.2470 INCHES NOMINAL IN |
| First End Style | CROSS DRILLED HOLE AND SPLINED (STRAIGHT) |
| Material Document and Classification | QQ-N-286 FORM-2 COND-ANL FED SPEC SINGLE MATERIAL RESPONSE |
| Second End Distance From Hole Center to End | 0.6200 INCHES NOMINAL IN |
| First End Spline Length | 3.0500 INCHES NOMINAL IN |
| First End Spline Quantity | 9 |
| End Similarity | NOT IDENTICAL |
| Second End Spline Quantity | 9 |
| First End Hole Diameter | 0.6410 INCHES NOMINAL IN |
| Second End Style | CROSS DRILLED HOLE AND SPLINED (STRAIGHT) |
| First End Spline Minor Diameter | 1.9130 INCHES MINIMUM AND 1.9280 INCHES MAXIMUM IN |
| Material | NICKEL ALLOY |
| First End Distance From Hole Center to End | 1.5600 INCHES NOMINAL IN |
| Second End Spline Length | 1.2500 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 |
|---|---|
| 563-7067897-42 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| H696-1603-42 | 5/2 Secondary reference U.S. Government activity |
| 7067897 | D/9 Drawing number reference only Naval Sea Systems Command |
NSN 3040-01-483-8561 is a Shaft,shouldered, manufactured by Naval Sea Systems Command, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-483-8561 has 1 manufacturer part number on file: 563-7067897-42 (Naval Sea Systems Command).
5 possible matches (shared part number, not a government interchangeability claim): 3040-01-483-8576, 5330-01-485-0725, 5340-01-707-8211. Verify interchangeability with system specifications before substitution.
Key specifications for 563-7067897-42: Second End Hole Diameter: 0.6410 INCHES NOMINAL IN; Step Quantity: 4; First End Diameter: 2.2470 INCHES NOMINAL IN; First End Spline Major Diameter: 2.2450 INCHES MINIMUM AND 2.2470 INCHES MAXIMUM IN. 19 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.