This is the Atlas Copco rifle bar part number 3121062600, Crowder SKU AC-3121062600. It is part of the rotation mechanism of the rock drill the drive train that indexes the steel between blows. Wear here shows as slow or intermittent rotation.
It appears on the BBC 34DSI Rock Drill and BBC 34W WS Pusher Leg Drill breakdown. Worth matching the reference number on the diagram against your own machine before you order the same part number can sit in more than one position.
If you need the parts around it, the parts diagram library has the full breakdown library, and the Atlas Copco catalog covers the machines themselves. Stocked in Denver orders placed by 4 PM ET ship the same day when the part is on the shelf.
- Part number: 3121062600
- Manufacturer: Atlas Copco
- Crowder SKU: AC-3121062600
- Listed on breakdowns for: BBC 34DSI Rock Drill, BBC 34W WS Pusher Leg Drill
