What dimensions for a dynamic hydraulic piston seal? Bore is 48.5mm, piston is 48.1mm, what about the other dimensions? O ring size can be chosen freely - material of O ring is
Parker O-Rings for Gauges Sizing Tool
Steel Retaining Ring - MXRR Series | Parker Hannifin | MISUMI
O-RING-SIZE-CHART - Hercules for o-rings, hydraulic seals, cylinders