... and EDG of EDB-01,EDG-01,EDB-02,EDG-02,EDB-03,EDG-03,EDB-06,EDG-06 Hydraulic Proportional Relief Valve 1. Totally interchangeable ... Yuken EDB and EDG of EDB-01,EDG-01,EDB-02,EDG-02,EDB-03,EDG-03,EDB-06,EDG-06 Hydraulic Proportional Relief Valve