Mining: Tracked Tractor Komatsu

Model	Overflow valve pressure
D575A-2	20600 kPa - 2987.8 lb / sq. inch
D475A-5 Level 2	27441.1 kPa - 3980 lb / sq. inch
D475A-3	20600 kPa - 2987.8 lb / sq. inch
D375A-5	20615.3 kPa - 2990 lb / sq. inch
D375A-3	20594 kPa - 2986.9 lb / sq. inch