The Axle,shouldered, cataloged under National Stock Number 3040-01-485-1937, 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 10 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 3040-01-485-1937 |
| Primary Part Number | 122-6659741 PC3 |
| Item Name | Axle,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Surface Finish | 63.0 MICROINCHES |
| Step Quantity | 3 |
| First End Diameter | 0.6230 INCHES MINIMUM AND 0.6240 INCHES MAXIMUM IN |
| Second End Diameter | 0.7470 INCHES MINIMUM AND 0.7490 INCHES MAXIMUM IN |
| Largest Step Diameter | 0.875 INCHES NOMINAL IN |
| First End Style | PLAIN |
| Material Document and Classification | MIL-S-1222 TY-1, GR B7 MIL SPEC SINGLE MATERIAL RESPONSE |
| End Similarity | NOT IDENTICAL |
| Second End Style | PLAIN |
| Material | STEEL |
| 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 |
|---|---|
| 122-6659741 PC3 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 122-6659744 PC 3 | 5/9 Secondary reference Naval Sea Systems Command |
| 122-6659741 PC | C/1 Advisory reference — outside the item-of-supply concept Naval Sea Systems Command |
| 6659741 | D/9 Drawing number reference only Naval Sea Systems Command |
| 6659744 | 5/9 Secondary reference Naval Sea Systems Command |
NSN 3040-01-485-1937 is a Axle,shouldered, manufactured by Naval Sea Systems Command, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-485-1937 has 1 manufacturer part number on file: 122-6659741 PC3 (Naval Sea Systems Command).
Key specifications for 122-6659741 PC3: Surface Finish: 63.0 MICROINCHES; Step Quantity: 3; First End Diameter: 0.6230 INCHES MINIMUM AND 0.6240 INCHES MAXIMUM IN; Second End Diameter: 0.7470 INCHES MINIMUM AND 0.7490 INCHES MAXIMUM IN. 10 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.