4176379 Face Seal Fits Hitachi Excavator CHR70 EX100 EX100-2

Product SpecificationsHitachi Part NO.4176379Seal TypeDO Type Duo Cone SealApplicable EquipmentHitachi CHR70,EX100,EX100-2ExcavatorsDredgersRotary Drilling RigsTrench CuttersMetal Ring MaterialHigh-chromium Molybdenum AlloyMetal Ring HardnessHRC65-70Elastermer Ring MaterialNBR/VMQ/HNBR/FKMPeripheral Velocity3~6m/SService Life5000-8000hrsCountry Of OriginChina