The Shaft,shouldered, cataloged under National Stock Number 3040-01-209-4562, 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 12 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-209-4562 |
| Primary Part Number | 704-5483957 ITEM 10 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Step Quantity | 4 |
| First End Diameter | 4.9965 INCHES NOMINAL IN |
| Second End Diameter | 4.9965 INCHES NOMINAL IN |
| Largest Step Diameter | 5.495 INCHES NOMINAL IN |
| Second End Spline Minor Diameter | 5.0035 INCHES NOMINAL IN |
| First End Style | PLAIN |
| Second End Spline Major Diameter | 5.4950 INCHES NOMINAL IN |
| End Similarity | NOT IDENTICAL |
| Second End Spline Quantity | 10 |
| Second End Style | SPLINED (STRAIGHT) |
| Material | TITANIUM |
| Second End Spline Length | 4.500 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 704-5483957 ITEM 10 | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 88611504B1 ITEM 10 | 5/2 Secondary reference U.S. Government activity |
| 88611504B1 | D/9 Drawing number reference only U.S. Government activity |
| 5483957-0010 | 3/2 Design control — primary reference U.S. Government activity |
| 704-5483957 | D/9 Drawing number reference only Naval Sea Systems Command |
NSN 3040-01-209-4562 is a Shaft,shouldered, manufactured by Naval Sea Systems Command, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-209-4562 has 1 manufacturer part number on file: 704-5483957 ITEM 10 (Naval Sea Systems Command).
Key specifications for 704-5483957 ITEM 10: Step Quantity: 4; First End Diameter: 4.9965 INCHES NOMINAL IN; Second End Diameter: 4.9965 INCHES NOMINAL IN; Largest Step Diameter: 5.495 INCHES NOMINAL IN. 12 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.
NSN 3040-01-209-4562 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.