The Shaft,shouldered, cataloged under National Stock Number 3040-01-441-0435, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. Government technical data includes 5 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-441-0435 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Status | ACTIVE |
| First End Diameter | 5.1250 INCHES NOMINAL IN |
| First End Style | FLAT KEYWAY |
| First End Keyway Depth | 0.8680 INCHES NOMINAL IN |
| External Keyway Length | 4.000 INCHES NOMINAL FIRST END IN |
| First End Keyway Width | 1.5020 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 |
|---|---|
| 20200101 | 3/9 Design control — primary reference Fairfield Manufacturing Company, Inc. Dba Dana Fairfield |
NSN 3040-01-441-0435 is a Shaft,shouldered, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
Key specifications for 3040-01-441-0435: First End Diameter: 5.1250 INCHES NOMINAL IN; First End Style: FLAT KEYWAY; First End Keyway Depth: 0.8680 INCHES NOMINAL IN; Special Features: USED IN MODEL S20A DIFFERENTIAL ASSEMBLY, FAIIRFIELD MFG CO INC.. 5 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.