The Shaft,straight, cataloged under National Stock Number 3040-01-124-7795, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. Government technical data includes 14 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3040-01-124-7795 |
| Item Name | Shaft,straight |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Status | ACTIVE |
| Surface Finish | 63.0 MICROINCHES |
| First End Diameter | 0.3725 INCHES MINIMUM AND 0.3735 INCHES MAXIMUM IN |
| First End Distance From Keyway Center to End | 0.375 INCHES NOMINAL IN |
| Second End Diameter | 0.3725 INCHES MINIMUM AND 0.3735 INCHES MAXIMUM IN |
| Second End Distance From Keyway Center to End | 0.875 INCHES NOMINAL IN |
| First End Style | WOODRUFF KEYWAY |
| Second End Keyway Width | 0.0928 INCHES MINIMUM AND 0.0943 INCHES MAXIMUM IN |
| Material Document and Classification | QQ-S-763,COND A FED SPEC ALL MATERIAL RESPONSES |
| End Similarity | NOT IDENTICAL |
| Second End Style | WOODRUFF KEYWAY |
| Material | STEEL COMP 304L OR STEEL COMP 321 OR STEEL COMP 347 OR STEEL COMP 316L |
| External Keyway Length | 0.312 INCHES NOMINAL SECOND END IN |
| External Keyway Length | 0.312 INCHES NOMINAL FIRST END IN |
| First End Keyway Width | 0.0928 INCHES MINIMUM AND 0.0943 INCHES MAXIMUM 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 |
|---|---|
| 2589698 | 3/2 Design control — primary reference U.S. Government activity |
NSN 3040-01-124-7795 is a Shaft,straight, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
Key specifications for 3040-01-124-7795: Surface Finish: 63.0 MICROINCHES; First End Diameter: 0.3725 INCHES MINIMUM AND 0.3735 INCHES MAXIMUM IN; First End Distance From Keyway Center to End: 0.375 INCHES NOMINAL IN; Second End Diameter: 0.3725 INCHES MINIMUM AND 0.3735 INCHES MAXIMUM IN. 14 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.