Piston – Oversized carries Atlas Copco part number 3111005002 and is stocked here under AC-3111005002. The piston is the striking mass of the tool; its condition sets impact energy, so scoring, mushrooming, or lost diameter shows up directly as reduced production.
Matching it to a machine? Send us the model and serial and we will confirm the fit, or work back from the parts breakdown index. Complete tools are on the Atlas Copco catalog. It ships out of Denver, same day on in-stock orders placed before 4 PM ET.
- Part number: 3111005002
- Manufacturer: Atlas Copco
- Crowder SKU: AC-3111005002