Ordering by number: this is 3121049581, the Atlas Copco valve housing set. This part controls the working cycle of the pusher leg. When its faces wear, the tool sounds different and the blow rate falls off usually the first thing checked on a slow machine.
It is called out in the parts diagram for the BBC 16W WS Pusher Leg Drill and BBC 34W WS Pusher Leg Drill, and on 1 other machine. Pull up the diagram and confirm the reference number for your serial before ordering.
If you need the parts around it, the parts breakdown index has the full breakdown library, and the Atlas Copco lineup covers the machines themselves. Ships from our Denver warehouse; in-stock parts ordered by 4 PM ET go out the same day.
- Part number: 3121049581
- Manufacturer: Atlas Copco
- Crowder SKU: AC-3121049581
- Listed on breakdowns for: BBC 16W WS Pusher Leg Drill, BBC 34W WS Pusher Leg Drill, BBC 34DSI Rock Drill
