The Shaft,shouldered, cataloged under National Stock Number 3040-01-147-0860, 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 9 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-147-0860 |
| Primary Part Number | 709-4684910 ITEM 3 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Surface Finish | 63.0 MICROINCHES |
| Step Quantity | 1 |
| First End Diameter | 0.4970 INCHES MINIMUM AND 0.4990 INCHES MAXIMUM IN |
| Largest Step Diameter | 0.625 INCHES NOMINAL IN |
| First End External Thread Length | 0.599 INCHES NOMINAL IN |
| First End Style | EXTERNAL THREADED |
| Material Document and Classification | QQ-S-763 COND B FED SPEC SINGLE MATERIAL RESPONSE |
| End Similarity | IDENTICAL |
| Material | STEEL COMP 304 |
| 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 |
|---|---|
| 709-4684910 ITEM 3 | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 87832-1639 ITEM 3 | 3/2 Design control — primary reference U.S. Government activity |
NSN 3040-01-147-0860 is a Shaft,shouldered, manufactured by Naval Sea Systems Command, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-147-0860 has 1 manufacturer part number on file: 709-4684910 ITEM 3 (Naval Sea Systems Command).
Key specifications for 709-4684910 ITEM 3: Surface Finish: 63.0 MICROINCHES; Step Quantity: 1; First End Diameter: 0.4970 INCHES MINIMUM AND 0.4990 INCHES MAXIMUM IN; Largest Step Diameter: 0.625 INCHES NOMINAL IN. 9 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.