Adaptor carries Atlas Copco part number 3121055000 and is stocked here under AC-3121055000. It makes the air or hydraulic connection to the rock drill. Thread and sealing-face condition here is the difference between full pressure at the tool and a slow leak nobody notices.
It shows up in the parts breakdown for the BBD 94W 94WS 94WE Rock Drill. Compare it to the reference callout on the diagram to be sure it is the position you need.
Everything else on that machine is one page away on the parts diagram library; complete tools are on the Atlas Copco lineup. Denver stock, with same-day shipment on in-stock orders in by 4 PM ET.
- Part number: 3121055000
- Manufacturer: Atlas Copco
- Crowder SKU: AC-3121055000
- Listed on breakdowns for: BBD 94W 94WS 94WE Rock Drill

