The Shaft,shouldered, cataloged under National Stock Number 3040-01-481-1667, 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13 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 3040-01-481-1667 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Status | ACTIVE |
| Second End External Thread Length | 0.4375 INCHES NOMINAL IN |
| Step Quantity | 14 |
| First End Diameter | 0.6586 INCHES MINIMUM AND 0.6640 INCHES MAXIMUM IN |
| Second End Diameter | 0.7756 INCHES MINIMUM AND 0.7810 INCHES MAXIMUM IN |
| Largest Step Diameter | 1.2310 INCHES MINIMUM AND 1.2315 INCHES MAXIMUM IN |
| First End External Thread Length | 0.3750 INCHES NOMINAL IN |
| First End Style | EXTERNALLY THREADED AND WOODRUFF KEYWAY |
| Second End Keyway Width | 0.1875 INCHES NOMINAL IN |
| Material Document and Classification | QQ-S-637 FED SPEC SINGLE MATERIAL RESPONSE OR C 1141 ASSN STD SINGLE MATERIAL RESPONSE |
| End Similarity | NOT IDENTICAL |
| Second End Style | EXTERNALLY THREADED AND WOODRUFF KEYWAY |
| Material | STEEL COMP 1141 |
| First End Keyway Width | 0.1250 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 |
|---|---|
| FM 86519 PC NO 30 | 5/9 Secondary reference Reliance Electric |
| FM 86519 | D/9 Drawing number reference only Reliance Electric |
| 859B01 | 3/9 Design control — primary reference Reliance Electric |
NSN 3040-01-481-1667 is a Shaft,shouldered, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
Key specifications for 3040-01-481-1667: Second End External Thread Length: 0.4375 INCHES NOMINAL IN; Step Quantity: 14; First End Diameter: 0.6586 INCHES MINIMUM AND 0.6640 INCHES MAXIMUM IN; Second End Diameter: 0.7756 INCHES MINIMUM AND 0.7810 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.