The Shaft,shouldered, cataloged under National Stock Number 3040-01-486-9368, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. Government technical data includes 13 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-486-9368 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Status | ACTIVE |
| Second End Grooved Flat Length | 0.5000 INCHES NOMINAL IN |
| Step Quantity | 3 |
| Second End Distance From End to Flat | 0.5900 INCHES NOMINAL IN |
| Second End Diameter | 0.6240 INCHES MINIMUM AND 0.6250 INCHES MAXIMUM IN |
| Largest Step Diameter | 0.9975 INCHES MINIMUM AND 0.9980 INCHES MAXIMUM IN |
| First End Style | FLAT KEYWAY |
| Material Document and Classification | QQ-S-763, CLASS 304, COND A FED SPEC SINGLE MATERIAL RESPONSE |
| First End Keyway Depth | 0.1070 INCHES MINIMUM AND 0.1130 INCHES MAXIMUM IN |
| End Similarity | NOT IDENTICAL |
| Second End Style | FLAT GROOVED |
| Material | STEEL |
| External Keyway Length | 1.3800 INCHES NOMINAL FIRST END IN |
| First End Keyway Width | 0.1890 INCHES MINIMUM AND 0.1900 INCHES MAXIMUM 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 |
|---|---|
| 151K0037 | 3/9 Design control — primary reference U.S. Government activity |
| 151K0037 | 5/9 Secondary reference Drs Environmental Systems Inc |
| 151K0037 | 5/2 Secondary reference U.S. Government activity |
NSN 3040-01-486-9368 is a Shaft,shouldered, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
Key specifications for 3040-01-486-9368: Second End Grooved Flat Length: 0.5000 INCHES NOMINAL IN; Step Quantity: 3; Second End Distance From End to Flat: 0.5900 INCHES NOMINAL IN; Second End Diameter: 0.6240 INCHES MINIMUM AND 0.6250 INCHES MAXIMUM IN. 13 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.