GEAR 2587566 - Caterpillar

Rotation is clockwise when seen from drive end.Type of pump: gear.For test use SAE 10W oil at 150° F (65° C)8J4517 Pump: Torque for bolts in body (eight) ... 32 5 lb. ft.(44 7 N m)8J4518 Pump: Torque for bolts in body (eight) ... 29.5 1.5 lb. ft.(40 2 N m)(1) Torque for nut on shaft ... 50 5 lb. ft.(68 7 N m)LARGE SECTION (DRIVE END) Test at Full Speed Output ... 19.1 U.S. gpm(72.3 lit/min) at a pressure of ... 100 psi (7.0 kg/cm2)(689 kPa)with pump at ... 2200 rpmwith engine at ... 2000 rpmOutput ... 18.8 U.S. gpm(71.2 lit/min) at a pressure of ... 1000 psi (70.3 kg/cm2)(6895 kPa)with pump at ... 2200 rpmwith engine at ... 2000 rpm Test at Half Speed Output ... 9.5 U.S. gpm(35.9 lit/min) at a pressure of ... 100 psi (7.0 kg/cm2)(689 kPa)with pump at ... 1100 rpmwith engine at ... 1000 rpmOutput ... 9.2 U.S. gpm(34.8 lit/min) at a pressure of ... 1000 psi (70.3 kg/cm2)(6895 kPa)with pump at ... 1100 rpmwith engine at ... 1000 rpmSMALL SECTION Test at Full Speed Output ... 12.3 U.S. gpm(46.5 lit/min) at a pressure of ... 100 psi (7.0 kg/cm2)(689 kPa)with pump at ... 2200 rpmwith engine at ... 2000 rpmOutput ... 12.0 U.S. gpm(45.4 lit/min) at a pressure of ... 1000 psi (70.3 kg/cm2)(6895 kPa)with pump at ... 2200 rpmwith engine at ... 2000 rpm Test at Half Speed Output ... 6.2 U.S. gpm(23.5 lit/min) at a pressure of ... 100 psi (7.0 kg/cm2)(689 kPa)with pump at ... 1100 rpmwith engine at ... 1000 rpmOutput ... 5.9 U.S. gpm(22.3 lit/min) at a pressure of ... 1000 psi (70.3 kg/cm2)(6895 kPa)with pump at ... 1100 rpmwith engine at ... 1000 rpm
SECTION A-A(2) O-ring seals in correct locations.(3) Drive shaft of pump (cross section).