The Shaft,shouldered, cataloged under National Stock Number 3040-01-147-2872, 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10 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3040-01-147-2872 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Status | ACTIVE |
| Surface Finish | 125.0 MICROINCHES |
| Step Quantity | 3 |
| First End Diameter | 1.1250 INCHES NOMINAL IN |
| Second End Diameter | 1.3120 INCHES MINIMUM AND 1.3122 INCHES MAXIMUM IN |
| Largest Step Diameter | 1.3120 INCHES MINIMUM AND 1.3122 INCHES MAXIMUM IN |
| First End External Thread Length | 0.165 INCHES MINIMUM AND 0.195 INCHES MAXIMUM IN |
| First End Style | INTERNAL THREADED |
| Material Document and Classification | ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE |
| End Similarity | NOT IDENTICAL |
| Material | STEEL CORROSION RESISTING |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 3491070 | 3/2 Design control — primary reference U.S. Government activity |
NSN 3040-01-147-2872 is a Shaft,shouldered, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
Key specifications for 3040-01-147-2872: Surface Finish: 125.0 MICROINCHES; Step Quantity: 3; First End Diameter: 1.1250 INCHES NOMINAL IN; Second End Diameter: 1.3120 INCHES MINIMUM AND 1.3122 INCHES MAXIMUM IN. 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.
NSN 3040-01-147-2872 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.