The Shaft,shouldered, cataloged under National Stock Number 3040-01-412-2692, 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 14 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-412-2692 |
| Primary Part Number | 802-5773417 ITEM 57 |
| 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 | 0.7188 INCHES NOMINAL IN |
| Step Quantity | 3 |
| First End Diameter | 1.5749 INCHES MINIMUM AND 1.5753 INCHES MAXIMUM IN |
| Second End Diameter | 1.5625 INCHES NOMINAL IN |
| Largest Step Diameter | 1.7490 INCHES MINIMUM AND 1.7500 INCHES MAXIMUM IN |
| First End Style | CIRCULAR GROOVED |
| End Similarity | NOT IDENTICAL |
| First End Distance From End to Groove | 0.250 INCHES NOMINAL IN |
| First End Groove Diameter | 1.4680 INCHES MINIMUM AND 1.4730 INCHES MAXIMUM IN |
| Second End Style | EXTERNALLY AND INTERNALLY THREADED |
| Material | STEEL COMP 440C |
| First End Groove Width | 0.0680 INCHES MINIMUM AND 0.0720 INCHES MAXIMUM IN |
| Second End Internal Thread Length | 1.1250 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 |
| Part Number | Manufacturer |
|---|---|
| 802-5773417 ITEM 57 | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| D204811G001 ITEM 57 | 5/2 Secondary reference U.S. Government activity |
| 802-5773417 | D/9 Drawing number reference only Naval Sea Systems Command |
| D204811G001-57 | 3/2 Design control — primary reference U.S. Government activity |
NSN 3040-01-412-2692 is a Shaft,shouldered, manufactured by Naval Sea Systems Command, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-412-2692 has 1 manufacturer part number on file: 802-5773417 ITEM 57 (Naval Sea Systems Command).
Key specifications for 802-5773417 ITEM 57: Surface Finish: 63.0 MICROINCHES; Second End External Thread Length: 0.7188 INCHES NOMINAL IN; Step Quantity: 3; First End Diameter: 1.5749 INCHES MINIMUM AND 1.5753 INCHES MAXIMUM IN. 14 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.