The Shaft,straight, cataloged under National Stock Number 3040-01-446-6424, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. Government technical data includes 8 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 3040-01-446-6424 |
| Item Name | Shaft,straight |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Status | ACTIVE |
| First End Diameter | 0.4990 INCHES NOMINAL IN |
| First End Slot Width | 0.1250 INCHES NOMINAL IN |
| First End Style | SLOTTED AND INTERNALLY THREADED |
| First End Internal Thread Length | 0.3750 INCHES NOMINAL IN |
| Material Document and Classification | QQ-B-750 FED SPEC SINGLE MATERIAL RESPONSE |
| End Similarity | IDENTICAL |
| First End Slot Depth | 0.3750 INCHES NOMINAL IN |
| Material | COPPER ALLOY |
| 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 |
|---|---|
| 1502-93 FN 8 | 5/9 Secondary reference Huntington Ingalls Inc Div Newport News Shipbuilding |
| 4403549 | D/9 Drawing number reference only U.S. Government activity |
| 123-4403549 PIECE 8 | 3/2 Design control — primary reference U.S. Government activity |
NSN 3040-01-446-6424 is a Shaft,straight, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
Key specifications for 3040-01-446-6424: First End Diameter: 0.4990 INCHES NOMINAL IN; First End Slot Width: 0.1250 INCHES NOMINAL IN; First End Style: SLOTTED AND INTERNALLY THREADED; First End Internal Thread Length: 0.3750 INCHES NOMINAL IN. 8 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.