Stop ring carries Atlas Copco part number 3378512047 and is stocked here under AC-3378512047. It retains or locates its assembly and is normally replaced whenever the joint is opened.
It is called out in the parts diagram for the MHC5 Hydraulic Core Drill and LCD 500 & LCD 1500 Hydraulic Core Drill, and on 1 other machine. Compare it to the reference callout on the diagram to be sure it is the position you need.
The full diagram library indexes every breakdown we publish, and the Atlas Copco tool range has the tools these parts go into. It ships out of Denver, same day on in-stock orders placed before 4 PM ET.
- Part number: 3378512047
- Manufacturer: Atlas Copco
- Crowder SKU: AC-3378512047
- Listed on breakdowns for: MHC5 Hydraulic Core Drill, LCD 500 & LCD 1500 Hydraulic Core Drill, COR 5/15 Hydraulic Core Drill

