This is the Atlas Copco chuck ball part number 3315129400, Crowder SKU AC-3315129400. This part keeps the steel captive in the rock drill under repeated impact, so it is inspected at every steel change and replaced on condition rather than on a schedule.
You will find it on the diagram for the DKR 36 36R Rock Drill and CP 9RR 9RRS Rock Drill, and on 3 other machines. Pull up the diagram and confirm the reference number for your serial before ordering.
The rest of the assembly is on the same breakdown, and every diagram we publish is indexed on the parts breakdown index. It ships out of Denver, same day on in-stock orders placed before 4 PM ET.
- Part number: 3315129400
- Manufacturer: Atlas Copco
- Crowder SKU: AC-3315129400
- Listed on breakdowns for: DKR 36 36R Rock Drill, CP 9RR 9RRS Rock Drill, CP 9 9S Rock Drill, CP 9A 9F Rock Drill, CP 9BS Rock Drill
