The Shaft,shouldered, cataloged under National Stock Number 3040-01-433-2673, 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 13 specifications, cited from the U.S. Government catalog. The record lists 7 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-433-2673 |
| Primary Part Number | 211060486 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Surface Finish | 63.0 MICROINCHES |
| Second End External Thread Length | 0.8470 INCHES NOMINAL IN |
| Step Quantity | 3 |
| First End Diameter | 0.9400 INCHES NOMINAL IN |
| Second End Diameter | 0.6250 INCHES NOMINAL IN |
| Largest Step Diameter | 0.940 INCHES NOMINAL IN |
| First End Style | PLAIN |
| Second End Groove Diameter | 0.4950 INCHES NOMINAL IN |
| End Similarity | NOT IDENTICAL |
| Second End Groove Width | 0.2730 INCHES NOMINAL IN |
| Second End Distance From End to Groove | 0.8470 INCHES NOMINAL IN |
| Second End Style | CIRCULAR GROOVED AND EXTERNALLY THREADED |
| Material | NICKEL ALLOY |
| 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 |
|---|---|
| 801-6406376-CNTS-B20 | Naval Sea Systems Command (USA) |
| 801-6406376-CNTS-F20 | Naval Sea Systems Command (USA) |
| 801-6406376-CNTS-D20 | Naval Sea Systems Command (USA) |
| 801-6406376-CNTS-A20 | Naval Sea Systems Command (USA) |
| 801-6406376-CNTS-C20 | Naval Sea Systems Command (USA) |
| 211060486 PRIMARY | Naval Sea Systems Command (USA) |
| 801-6406376-CNTS-E20 | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 801-6406376 | D/9 Drawing number reference only Naval Sea Systems Command |
| 7912701-A20 | C/1 Advisory reference — outside the item-of-supply concept Naval Sea Systems Command |
NSN 3040-01-433-2673 is a Shaft,shouldered, manufactured by Naval Sea Systems Command, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-433-2673 has 7 manufacturer part numbers on file: 801-6406376-CNTS-B20 (Naval Sea Systems Command), 801-6406376-CNTS-F20 (Naval Sea Systems Command), 801-6406376-CNTS-D20 (Naval Sea Systems Command), 801-6406376-CNTS-A20 (Naval Sea Systems Command), 801-6406376-CNTS-C20 (Naval Sea Systems Command) and 2 more.
Key specifications for 211060486: Surface Finish: 63.0 MICROINCHES; Second End External Thread Length: 0.8470 INCHES NOMINAL IN; Step Quantity: 3; First End Diameter: 0.9400 INCHES NOMINAL 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.