590D - EXCAVATOR 2160 Vehicle Hydraulics MAIN PUMP ROTARY GROUP For full view, you need register Parts on group MAIN PUMP ROTARY GROUP: Pos. Part No Qty Parts name Comments 1. 4240466 [1] Flow Control Hyd. Valve (SUB FOR AT128086)(USE IF AVAILABLE) 1. 4240466 [1] Flow Control Hyd. Valve (SUB FOR AT128086 ) (SUB FOR AT127722)