This is Atlas Copco part number 3111003100 cap nut, stocked at Crowder Supply as AC-3111003100. It closes a port or passage in the rock drill. Small, but a plug that will not seal turns into a leak that is hard to trace.
It is called out in the parts diagram for the BBD 12D DS Rock Drill. Pull up the diagram and confirm the reference number for your serial before ordering.
The parts diagram hub indexes every breakdown we publish, and the Atlas Copco catalog has the tools these parts go into. Stocked in Denver orders placed by 4 PM ET ship the same day when the part is on the shelf.
- Part number: 3111003100
- Manufacturer: Atlas Copco
- Crowder SKU: AC-3111003100
- Listed on breakdowns for: BBD 12D DS Rock Drill
