This is the Atlas Copco adapter part number 3121085700, Crowder SKU AC-3121085700. This is the supply connection for the rock drill. Damaged threads or a chewed sealing face cost pressure at the working end.
It is called out in the parts diagram for the BBC 34DSI Rock Drill and BBC 16W WS Pusher Leg Drill, and on 1 other machine.
Everything else on that machine is one page away on the parts diagram hub; complete tools are on the Atlas Copco lineup. It ships out of Denver, same day on in-stock orders placed before 4 PM ET.
- Part number: 3121085700
- Manufacturer: Atlas Copco
- Crowder SKU: AC-3121085700
- Listed on breakdowns for: BBC 34DSI Rock Drill, BBC 16W WS Pusher Leg Drill, BBC 34W WS Pusher Leg Drill
