The Shaft,shouldered, cataloged under National Stock Number 3040-01-180-0948, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. Government technical data includes 18 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 3040-01-180-0948 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Status | ACTIVE |
| Surface Finish | 32.0 MICROINCHES |
| Second End External Thread Length | 0.9375 INCHES NOMINAL IN |
| Step Quantity | 10 |
| First End Diameter | 0.3750 INCHES NOMINAL IN |
| Second End Diameter | 1.0000 INCHES NOMINAL IN |
| Largest Step Diameter | 2.000 INCHES NOMINAL IN |
| First End External Thread Length | 0.3755 INCHES NOMINAL IN |
| First End Style | CIRCULAR GROOVED AND EXTERNALLY THREADED |
| Material Document and Classification | QQ-S-624 FED SPEC SINGLE MATERIAL RESPONSE |
| Second End Groove Diameter | 0.6250 INCHES NOMINAL IN |
| End Similarity | NOT IDENTICAL |
| First End Distance From End to Groove | 0.3755 INCHES NOMINAL IN |
| Second End Groove Width | 0.1250 INCHES NOMINAL IN |
| Second End Distance From End to Groove | 0.9375 INCHES NOMINAL IN |
| First End Groove Diameter | 0.3125 INCHES NOMINAL IN |
| Second End Style | CIRCULAR GROOVED AND EXTERNALLY THREADED |
| Material | STEEL |
| First End Groove Width | 0.1250 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 |
|---|---|
| 101B316CFP1 | 3/9 Design control — primary reference General Electric Co Naval and Drive Turbine Systems Dept |
| 101B316CF PC1 | C/1 Advisory reference — outside the item-of-supply concept General Electric Co Naval and Drive Turbine Systems Dept |
| 101B316CF | D/9 Drawing number reference only General Electric Co Naval and Drive Turbine Systems Dept |
| 128C133AC PC34 | C/1 Advisory reference — outside the item-of-supply concept General Electric Co Naval and Drive Turbine Systems Dept |
NSN 3040-01-180-0948 is a Shaft,shouldered, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
Key specifications for 3040-01-180-0948: Surface Finish: 32.0 MICROINCHES; Second End External Thread Length: 0.9375 INCHES NOMINAL IN; Step Quantity: 10; First End Diameter: 0.3750 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.