This is Atlas Copco part number 3132000500 bushing, stocked at Crowder Supply as AC-3132000500. It is the sacrificial wear surface between two moving parts of the rock drill designed to be replaced so the housing around it is not.
Crowder’s breakdowns list this part on the BBD 46 WS/WR Rock Drill.
Everything else on that machine is one page away on the parts breakdown index; complete tools are on the Atlas Copco lineup. Stocked in Denver orders placed by 4 PM ET ship the same day when the part is on the shelf.
- Part number: 3132000500
- Manufacturer: Atlas Copco
- Crowder SKU: AC-3132000500
- Listed on breakdowns for: BBD 46 WS/WR Rock Drill

