Cylinder Liner, Atlas Copco part number 3121062000, listed at Crowder Supply as AC-3121062000. It carries the piston and the port timing for the rock drill. Bore wear is gradual, so it is usually diagnosed by falling performance rather than a breakdown.
Crowder’s breakdowns list this part on the BBD 94W 94WS 94WE Rock Drill. 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.
Use the full diagram library to work through the rest of the assembly, or the Atlas Copco catalog if you are pricing a replacement machine. Stocked in Denver orders placed by 4 PM ET ship the same day when the part is on the shelf.
- Part number: 3121062000
- Manufacturer: Atlas Copco
- Crowder SKU: AC-3121062000
- Listed on breakdowns for: BBD 94W 94WS 94WE Rock Drill
