The Shaft,straight, cataloged under National Stock Number 3040-01-239-8989, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. Government technical data includes 11 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 3040-01-239-8989 |
| Item Name | Shaft,straight |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Status | ACTIVE |
| Second End Angle Between Holes | 0.0 DEGREES NOMINAL |
| Second End Hole Diameter | 0.2515 INCHES NOMINAL IN |
| First End Diameter | 0.5000 INCHES NOMINAL IN |
| Second End Diameter | 0.5000 INCHES NOMINAL IN |
| First End Style | PLAIN |
| Second End Distance From Hole Center to End | 0.250 INCHES NOMINAL IN |
| Second End Hole Depth | 0.375 INCHES NOMINAL IN |
| End Similarity | NOT IDENTICAL |
| Second End Style | TWO CROSS DRILLED HOLES |
| Material | STEEL CORROSION RESISTING |
| Second End Distance Between Hole Centers | 0.620 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 |
|---|---|
| DP-849 | 3/2 Design control — primary reference U.S. Government activity |
| DP-849 | C/1 Advisory reference — outside the item-of-supply concept Phillips Corporation Div Federal Division |
NSN 3040-01-239-8989 is a Shaft,straight, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
Key specifications for 3040-01-239-8989: Second End Angle Between Holes: 0.0 DEGREES NOMINAL; Second End Hole Diameter: 0.2515 INCHES NOMINAL IN; First End Diameter: 0.5000 INCHES NOMINAL IN; Second End Diameter: 0.5000 INCHES NOMINAL IN. 11 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.