O-Ring, Atlas Copco part number 0663613800, listed at Crowder Supply as AC-0663613800. It keeps air or oil where it belongs inside the pusher leg. Once it flattens or hardens, the machine loses pressure across the joint and performance falls off gradually rather than all at once.
You will find it on the diagram for the ALF 67/80 67/80D Pusher Leg.
Use the parts diagram hub to work through the rest of the assembly, or the Atlas Copco lineup 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: 0663613800
- Manufacturer: Atlas Copco
- Crowder SKU: AC-0663613800
- Listed on breakdowns for: ALF 67/80 67/80D Pusher Leg

