The Shaft,straight, cataloged under National Stock Number 3040-00-137-1941, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. Government technical data includes 10 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3040-00-137-1941 |
| Item Name | Shaft,straight |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Status | ACTIVE |
| Surface Finish | 16.0 MICROINCHES |
| First End Diameter | 0.1245 INCHES NOMINAL IN |
| First End Distance Between First and Second Groove Centers | 0.2705 INCHES NOMINAL IN |
| First End Style | TWO CIRCULAR GROOVES |
| Material Document and Classification | QQ-S-763,CLASS 304,COND A FED SPEC SINGLE MATERIAL RESPONSE |
| End Similarity | IDENTICAL |
| First End Distance From End to Groove | 0.357 INCHES NOMINAL IN |
| First End Groove Diameter | 0.1170 INCHES NOMINAL IN |
| Material | STEEL |
| First End Groove Width | 0.0130 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 |
|---|---|
| SCB93487 | 3/2 Design control — primary reference U.S. Government activity |
NSN 3040-00-137-1941 is a Shaft,straight, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
Key specifications for 3040-00-137-1941: Surface Finish: 16.0 MICROINCHES; First End Diameter: 0.1245 INCHES NOMINAL IN; First End Distance Between First and Second Groove Centers: 0.2705 INCHES NOMINAL IN; First End Style: TWO CIRCULAR GROOVES. 10 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.