The Shaft,straight, cataloged under National Stock Number 3040-01-143-4345, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. Government technical data includes 12 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 3040-01-143-4345 |
| Item Name | Shaft,straight |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Status | ACTIVE |
| Surface Finish | 32.0 MICROINCHES |
| Second End Hole Diameter | 0.1090 INCHES NOMINAL IN |
| First End Diameter | 0.4900 INCHES MINIMUM AND 0.4980 INCHES MAXIMUM IN |
| Second End Diameter | 0.4900 INCHES MINIMUM AND 0.4980 INCHES MAXIMUM IN |
| First End Style | UNTHREADED CROSS DRILLED |
| Material Document and Classification | QQ-S-763,COND A FED SPEC SINGLE MATERIAL RESPONSE |
| Second End Distance From Hole Center to End | 0.313 INCHES NOMINAL IN |
| End Similarity | NOT IDENTICAL |
| First End Hole Diameter | 0.1090 INCHES NOMINAL IN |
| Second End Style | UNTHREADED CROSS DRILLED |
| Material | STEEL COMP 304 |
| First End Distance From Hole Center to End | 0.312 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 |
|---|---|
| 2404690 | D/9 Drawing number reference only U.S. Government activity |
| 701-2404690 PIECE 5 | 3/2 Design control — primary reference U.S. Government activity |
| CGN9-701-2404690 PIECE 5 | 5/2 Secondary reference U.S. Government activity |
NSN 3040-01-143-4345 is a Shaft,straight, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
Key specifications for 3040-01-143-4345: Surface Finish: 32.0 MICROINCHES; Second End Hole Diameter: 0.1090 INCHES NOMINAL IN; First End Diameter: 0.4900 INCHES MINIMUM AND 0.4980 INCHES MAXIMUM IN; Second End Diameter: 0.4900 INCHES MINIMUM AND 0.4980 INCHES MAXIMUM IN. 12 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.