excavator part for komatsu, cat, volvo, hitachi 1.Diameter 35mm to 1425mm ... HRC 65-70 excavator part for komatsu, cat, volvo, hitachi mechanical sealDescription:Mechanical seals are a special ... Diameter 1425mm Types:Mechanical seals for komatsu, cat, volvo, hitachi: the most common form is Type DO,which ... .com excavator part for komatsu, cat, volvo, hitachimechanical seal excavator part for komatsu, cat ...