4 BAR CARTRIDGE ALIV VALVE, BASIC NAME VALVE NAME MODIFIER RELIEF TYPE POPPET AUXILIARY ACTIVATION WITHOUT AUXILIARY ACTIVATION MATERIAL BODY STEEL CARBON INTERNAL CARBON STEEL CONNECTION CARTRIDGE SEAT METAL/METAL OPENING PRESSURE 4 BAR MAXIMUM OPERATING TEMPERATURE 80 DEGREES CELSIUS ADDITIONAL REQUIREMENTS SEE COMMERCIAL REFERENCE OBS RE XROTH-1,818,509,745 OBS : – NOMINAL SIZE 25; – WORKS WITH QUINTOLUBRIC QUAKER 888-46 HYDRAULIC FLUID; – SEALING FKM.