Parts list: № Number Qty Name Options 1 AT393274 1 Elec.Proportional Valve Pressure Reducing Valve, INCLUDES RE308232; SUB FOR WY21189 1 RE308232 1 Seal Kit 2 R308216 2 Cap Screw 3 AT453894 1 Hydr./Pilot Control Valve Hammer Pilot Valve, SUB FOR AT446488 Next page: ST788693 Main Control Valve Components ST849648 Control Valve Support, Standard Carriage ST788674 Main Control Valve Components ST788557 Control Valve Support ST844700 Pilot Controller, Steel Hatch, RH ST788661 Main Control Valve Components ST859508 Main Control Valve Components, Standard Carriage ST747991 Pilot Controller, Polycarbonate Hatch, LH ST750927 Auxiliary Switching Valve ST849651 Main Control Valve Components, Standard Carriage