D7R Track-Type Tractor Hydraulic System Caterpillar

Illustration 1	g00733374

(1) Torque for nut with lubricant on the threads (critical characteristic) ... 3400 ± 340 N·m (2500 ± 250 lb ft)

(2) Bore of cylinder ... 165.15 ± 0.10 mm (6.5 ± 0.0039 inch)

(3) Diameter of rod ... 76.150 ± 0.038 mm (3.0 ± 0.0015 inch)

(4) Bore of head ... 76.48 ± 0.03 mm (3.01 ± 0.0012 inch)

(5) Torque for four bolts ... 1050 ± 150 N·m (780 ± 120 lb ft)

(6) Apply 4C-4032 Bearing Mount Compound to the wiper seal groove prior to assembly.

(7) Lubricate the lips of the seals lightly with the lubricant that is being sealed.

(8) Critical dimensions

Stroke ... 162 mm (6.38 inch)

Distance from pin to pin on fully retracted 3G-4533 Tilt Cylinder ... 1260 mm (49.61 inch)