BASIC NAME VALVE NAME MODIFIER HYDRAULIC RETENTION POPPET TYPE RETURN WITH SPRING MANIFOLD MOUNT B CHANNEL LOCK FOR DRAIN CONNECTION WITHOUT DRAIN CONNECTION UNF THREAD CONNECTION DIAMETER 3/4» VITON RUBBER SEAL MAXIMUM WORKING PRESSURE 500 BAR OPENING PRESSURE 0 .2 BAR NOMINAL SIZE 16 COMMERCIAL REFERENCE SEE OBS BUCHER HYDRAULICS-RKVEU1602Z4V SPECIFICATION NOTES: TO WORK WITH SYNTHETIC HYDRAULIC FLUID, ORGANIC ESTER TYPE, ISO VG-46.