This is Atlas Copco part number 3111017300 washer, stocked at Crowder Supply as AC-3111017300. This distributes bolt load across the joint face on the tool. Flattened or dished washers are replaced during reassembly.
Matching it to a machine? Send us the model and serial and we will confirm the fit, or work back from the full 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: 3111017300
- Manufacturer: Atlas Copco
- Crowder SKU: AC-3111017300