The Shaft,shouldered, cataloged under National Stock Number 3040-01-163-2932, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. Government technical data includes 17 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-163-2932 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Status | ACTIVE |
| Surface Finish | 63.0 MICROINCHES |
| Second End External Thread Length | 0.906 INCHES NOMINAL IN |
| Step Quantity | 15 |
| First End Diameter | 0.9690 INCHES NOMINAL IN |
| Second End Diameter | 1.0000 INCHES NOMINAL IN |
| Largest Step Diameter | 1.969 INCHES MAXIMUM IN |
| First End Style | FLAT KEYWAY |
| Second End Keyway Width | 0.1880 INCHES NOMINAL IN |
| Material Document and Classification | AISI 4140 MFR REF SINGLE MATERIAL RESPONSE OR AISI 4340 MFR REF SINGLE MATERIAL RESPONSE |
| First End Keyway Depth | 0.125 INCHES NOMINAL IN |
| Second End Keyway Depth | 0.125 INCHES NOMINAL IN |
| End Similarity | NOT IDENTICAL |
| Second End Style | EXTERNALLY THREADED AND FLAT KEYWAY |
| Material | STEEL |
| External Keyway Length | 1.625 INCHES NOMINAL SECOND END IN |
| External Keyway Length | 0.906 INCHES NOMINAL FIRST END IN |
| First End Keyway Width | 0.1880 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 |
| Reference | Meaning |
|---|---|
| 221515-0-01 | 3/9 Design control — primary reference U.S. Government activity |
| 3215-10 PIECE 37 | 5/9 Secondary reference U.S. Government activity |
NSN 3040-01-163-2932 is a Shaft,shouldered, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
Key specifications for 3040-01-163-2932: Surface Finish: 63.0 MICROINCHES; Second End External Thread Length: 0.906 INCHES NOMINAL IN; Step Quantity: 15; First End Diameter: 0.9690 INCHES NOMINAL IN. 17 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.