Ordering by number: this is 3115278500, the Atlas Copco adapter. It joins the hose to the machine. Connection hardware gets dragged, dropped, and cross-threaded, so it is a common replacement.
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.
The rest of the assembly is on the same breakdown, and every diagram we publish is indexed on the parts breakdown index. Denver stock, with same-day shipment on in-stock orders in by 4 PM ET.
- Part number: 3115278500
- Manufacturer: Atlas Copco
- Crowder SKU: AC-3115278500
- Listed on breakdowns for: BBC 34DSI Rock Drill, BBC 34W WS Pusher Leg Drill
