Description Piston for GEA Westfalia Surge Cylinder Cup Double Seal for vacuum controled opening and closing Fits GEA Farm Technologies Equipment; First Rinse Diverter Vacuum Wash Control Vacuum Operated Milk Wash valves Original parts by GEA Farm Technologies Related; 7750-0027-651 Single Seal Piston 7750-0031-196 Double Seal Piston 7750-0227-652E Vee Packing Seal 12/22
