Construction Machinery: Medium-Sized Excavator John Deere

Model	Hydraulic system overflow valve pressure
85D	31398.7 kPa - 4554 lb / sq. inch
80C	31371.1 kPa - 4550 lb / sq. inch
80	13730 kPa - 2000 lb / sq. inch
75D	31398.7 kPa - 4554 lb / sq. inch
75C	31371.1 kPa - 4550 lb / sq. inch
70D	4412.6 kPa - 640 lb / sq. inch
70	21580.6 kPa - 3130 lb / sq. inch
190E	26000 kPa - 3770 lb / sq. inch