The Shaft,shouldered, cataloged under National Stock Number 3040-01-418-4112, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Eaton Aerospace, Llc Dba Jackson South. Government technical data includes 13 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-418-4112 |
| Primary Part Number | 849192 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Eaton Aerospace, Llc Dba Jackson South |
| Status | ACTIVE |
| Surface Finish | 16.0 MICROINCHES |
| Step Quantity | 4 |
| First End Diameter | 0.7870 INCHES MINIMUM AND 0.7890 INCHES MAXIMUM IN |
| First End External Thread Length | 0.2880 INCHES NOMINAL IN |
| First End Style | CIRCULAR GROOVED WOODRUFF KEYWAY AND EXTERNALLY THREADED |
| Material Document and Classification | ASTMA322 ASSN STD SINGLE MATERIAL RESPONSE |
| End Similarity | NOT IDENTICAL |
| First End Distance From End to Groove | 0.2880 INCHES NOMINAL IN |
| First End Groove Diameter | 0.7320 INCHES NOMINAL IN |
| Second End Style | FLANGED AND INTERNAL KEYWAY |
| Material | STEEL COMP 4150 |
| First End Groove Width | 0.0780 INCHES NOMINAL IN |
| First End Keyway Width | 0.2620 INCHES MINIMUM AND 0.2680 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 3040-01-418-4112 is a Shaft,shouldered, manufactured by Eaton Aerospace, Llc Dba Jackson South, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-418-4112 has 2 manufacturer part numbers on file: 849185-18 (Eaton Aerospace, Llc Dba Jackson South), 849192 (Eaton Aerospace, Llc Dba Jackson South).
Key specifications for 849192: Surface Finish: 16.0 MICROINCHES; Step Quantity: 4; First End Diameter: 0.7870 INCHES MINIMUM AND 0.7890 INCHES MAXIMUM IN; First End External Thread Length: 0.2880 INCHES NOMINAL IN. 13 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 3040-01-418-4112 has DEMIL Code D. 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.