Interchangeability: Exclusive for COP MD20, cannot be interchanged with pistons for COP1838 / COP1638 and other models
Reference Spare Parts for Overhaul
Complete sealing kit for MD20: 3115 9011 84
Front sealing kit: 3115 9011 83
Notes
Replace the piston together with worn guide bushes to avoid rapid abrasion of the new piston. Clean the oil circuit thoroughly during assembly and tighten fasteners according to standard torque. Prohibit long-time blank firing.
Short Version (for drawing label / BOM table)
Striking Piston, P/N:3115 6007 84, for Epiroc COP MD20 Hydraulic Rock Drill
Material: Integrally forged alloy steel, quenched & precision ground, with brake flange. Exclusive fit for COP MD20.