Construction Machinery: Tracked Tractor Komatsu

Model Type of pump Overflow valve pressure Pump bandwidth
WF550T-3 system consisting of two pumps with the main pump switching
WF450T-3 system consisting of two pumps with the main pump switching
WF450-3 system consisting of two pumps with the main pump switching
D87E-3 LGP Numerous gear pumps 16547.4 kPa - 2400 lb / sq. inch 145 l/min - 38.3 gal/min
D87E-3 Numerous gear pumps 16547.4 kPa - 2400 lb / sq. inch 145 l/min - 38.3 gal/min
D85PX-15 22545.8 kPa - 3270 lb / sq. inch 195 l/min - 51.5 gal/min
D85P-21 gear type pump 19123 kPa - 2773.6 lb / sq. inch 194 l/min - 51.2 gal/min
D85EX-15 22545.8 kPa - 3270 lb / sq. inch 195 l/min - 51.5 gal/min
D85E-21 gear type pump 19123 kPa - 2773.6 lb / sq. inch 194 l/min - 51.2 gal/min
D85A-21 gear type pump 19123 kPa - 2773.6 lb / sq. inch 194 l/min - 51.2 gal/min
D65WX-15 PAT 20615.3 kPa - 2990 lb / sq. inch 210 l/min - 55.5 gal/min
D65WX-15 20615.3 kPa - 2990 lb / sq. inch 210 l/min - 55.5 gal/min
D65PX-15 Double-acting piston type 210 l/min - 55.5 gal/min
D65PX-12 Double-acting piston type 20600 kPa - 2987.8 lb / sq. inch
D65P-12 Double-acting piston type 20600 kPa - 2987.8 lb / sq. inch
D65EXL-12 Double-acting piston type 20600 kPa - 2987.8 lb / sq. inch
D65EX-12 Double-acting piston type 20600 kPa - 2987.8 lb / sq. inch 210 l/min - 55.5 gal/min
D61PX-15 CLSS 20594 kPa - 2986.9 lb / sq. inch 195 l/min - 51.5 gal/min
D61PX-12 load sensing, pressure control, with locking in the middle position 20600 kPa - 2987.8 lb / sq. inch
D61EX-15 Double-acting piston type 195 l/min - 51.5 gal/min
D61EX-12 load sensing, pressure control, with locking in the middle position 20600 kPa - 2987.8 lb / sq. inch
D575A-3SD 20615.3 kPa - 2990 lb / sq. inch 1258 l/min - 332 gal/min
D575A-2 gear type pump 20600 kPa - 2987.8 lb / sq. inch 255 l/min - 67.4 gal/min
D51PX-22 piston-type hydraulic pump 27461.8 kPa - 3983 lb / sq. inch 99 l/min - 26.2 gal/min
D51EX-22 piston-type hydraulic pump 27461.8 kPa - 3983 lb / sq. inch 99 l/min - 26.2 gal/min
D475A-5SD hydraulic pump of plunger type 27441.1 kPa - 3980 lb / sq. inch 542 l/min - 143 gal/min
D475A-5 Level 2 Double-acting piston type 27441.1 kPa - 3980 lb / sq. inch
D475A-3 gear type pump 20600 kPa - 2987.8 lb / sq. inch 255 l/min - 67.4 gal/min
D41P-6 load sensing, pressure control, with locking in the middle position 20600 kPa - 2987.8 lb / sq. inch
D41E-6C 20615.3 kPa - 2990 lb / sq. inch
D41E-6 load sensing, pressure control, with locking in the middle position 20600 kPa - 2987.8 lb / sq. inch
D39PX-22 piston pump 27461.8 kPa - 3983 lb / sq. inch 99 l/min - 26.2 gal/min
D39EX-22 piston pump 27461.8 kPa - 3983 lb / sq. inch 99 l/min - 26.2 gal/min
D37PX-22 piston pump 27461.8 kPa - 3983 lb / sq. inch 99 l/min - 26.2 gal/min
D37PX-21 KOMSTAT II 20615.3 kPa - 2990 lb / sq. inch
D37P-5 gear type pump 17.2 kPa - 2.5 lb / sq. inch
D37EX-22 piston pump 27461.8 kPa - 3983 lb / sq. inch 99 l/min - 26.2 gal/min
D37EX-21 KOMSTAT II 20615.3 kPa - 2990 lb / sq. inch
D37E-5 gear type pump 17200 kPa - 2494.7 lb / sq. inch
D375A-5 20615.3 kPa - 2990 lb / sq. inch 405 l/min - 107 gal/min
D375A-3 gear type pump 20594 kPa - 2986.9 lb / sq. inch 255 l/min - 67.4 gal/min
D32P-1 gear type pump with a double section 15513.2 kPa - 2250 lb / sq. inch 75.7 l/min - 20 gal/min
D32E-1 gear type pump with a double section 15513.2 kPa - 2250 lb / sq. inch 75.7 l/min - 20 gal/min
D31PX-22 piston pump 27461.8 kPa - 3983 lb / sq. inch 99.2 l/min - 26.2 gal/min
D31PX-21 KOMSTAT II 20615.3 kPa - 2990 lb / sq. inch
D31PLL-20 gear type pump 17200 kPa - 2494.7 lb / sq. inch
D31P-20 gear type pump 17200 kPa - 2494.7 lb / sq. inch
D31EX-22 piston pump 27461.8 kPa - 3983 lb / sq. inch 99.2 l/min - 26.2 gal/min
D31EX-21 KOMSTAT II 20615.3 kPa - 2990 lb / sq. inch
D31E-20 gear type pump 17200 kPa - 2494.7 lb / sq. inch
D275AX-5 Double-acting piston type 27441.1 kPa - 3980 lb / sq. inch
D275A-2 gear type pump 20594 kPa - 2986.9 lb / sq. inch 255 l/min - 67.4 gal/min
D21A-5 15200.3 kPa - 2204.6 lb / sq. inch 53 l/min - 14 gal/min
D20A-5 15200.3 kPa - 2204.6 lb / sq. inch 53 l/min - 14 gal/min
D155AX-6 Double-acting piston type
D155AX-5 gear type pump 20594 kPa - 2986.9 lb / sq. inch 255 l/min - 67.4 gal/min
D155A-2 gear type pump 13789.5 kPa - 2000 lb / sq. inch 355.8 l/min - 94 gal/min