Construction Machinery: Crawler-Mounted Loader Caterpillar

Model	Overflow valve pressure
983	14823.7 kPa - 2150 lb / sq. inch
973C	19000 kPa - 2755 lb / sq. inch
963D	27500 kPa - 3989 lb / sq. inch
963C	20994.5 kPa - 3045 lb / sq. inch
963	18960.6 kPa - 2750 lb / sq. inch
953D	27500 kPa - 3990 lb / sq. inch
953C	24000.6 kPa - 3481 lb / sq. inch
943	20946.3 kPa - 3038 lb / sq. inch
941B	17236.9 kPa - 2500 lb / sq. inch
939C	19820 kPa - 2875 lb / sq. inch
933C LGP	19820 kPa - 2874.7 lb / sq. inch
933C	19820 kPa - 2874.7 lb / sq. inch
931C serie II LGP	17236.9 kPa - 2500 lb / sq. inch
931C serie II	17236.9 kPa - 2500 lb / sq. inch
931B LGP	17236.9 kPa - 2500 lb / sq. inch
931B	17236.9 kPa - 2500 lb / sq. inch
931 LGP	17236.9 kPa - 2500 lb / sq. inch