The Shaft,shouldered, cataloged under National Stock Number 3040-01-307-6147, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. Government technical data includes 19 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-307-6147 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Status | ACTIVE |
| Surface Finish | 63.0 MICROINCHES |
| Second End Hole Diameter | 0.2810 INCHES NOMINAL IN |
| Step Quantity | 5 |
| First End Diameter | 0.7500 INCHES NOMINAL IN |
| Second End Diameter | 0.9950 INCHES NOMINAL IN |
| Largest Step Diameter | 1.500 INCHES NOMINAL IN |
| Second End Spline Minor Diameter | 0.8440 INCHES MINIMUM AND 0.8540 INCHES MAXIMUM IN |
| First End External Thread Length | 1.4060 INCHES NOMINAL IN |
| First End Style | CIRCULAR GROOVED AND EXTERNALLY THREADED |
| Second End Spline Major Diameter | 0.9950 INCHES NOMINAL IN |
| Material Document and Classification | QQ-N-286,CL A FED SPEC SINGLE MATERIAL RESPONSE |
| End Similarity | NOT IDENTICAL |
| First End Distance From End to Groove | 1.4060 INCHES NOMINAL IN |
| Second End Spline Quantity | 10 |
| First End Groove Diameter | 0.6100 INCHES NOMINAL IN |
| Second End Style | CROSS DRILLED HOLE AND SPLINED (STRAIGHT) |
| Material | NICKEL ALLOY |
| First End Groove Width | 0.1250 INCHES NOMINAL IN |
| Second End Spline Length | 1.251 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 |
| Reference | Meaning |
|---|---|
| 505-4457354 ITEM 43 | 3/2 Design control — primary reference U.S. Government activity |
| 97-36-429 | C/1 Advisory reference — outside the item-of-supply concept Huntington Ingalls Inc Div Newport News Shipbuilding |
| 505-4457354 | D/9 Drawing number reference only U.S. Government activity |
| 520-4498555 PC | C/1 Advisory reference — outside the item-of-supply concept Huntington Ingalls Inc Div Newport News Shipbuilding |
NSN 3040-01-307-6147 is a Shaft,shouldered, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
Key specifications for 3040-01-307-6147: Surface Finish: 63.0 MICROINCHES; Second End Hole Diameter: 0.2810 INCHES NOMINAL IN; Step Quantity: 5; First End Diameter: 0.7500 INCHES NOMINAL 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.