WHEEL & TIRE GP-FRONT 9R1287 - Caterpillar

8N8259 Idler Gear Assembly(1) Bore in bearing of gear (after assembly) ... 63.602 0.039 mm (2.5040 .0015 in) Diameter of bearing surface of the shaft ... 63.500 0.013 mm (2.5000 .0005 in)(2) Install bearing from face of gear to a depth of ... 1.5 0.5 mm (.06 .02 in)(3) Length of gear ... 50.75 0.05 mm (1.996 .002 in) Length of bearing surface of the shaft ... 51.00 0.05 mm (2.008 .002 in)(4) Front (spacer) plate between cylinder block and front housing.(5) Rear face of front housing.4W3123 Accessory Drive Group
4W3123 Accessory Drive Group(1) When sleeve for 1W7935 Hydraulic Pump Drive or the adapter for 1W8585 Auxiliary Drive Group is installed, tighten the bolts to a torque of ... 30 3 N m (22 2 lb ft)(2) Tighten air compressor shaft nut to a torque of ... 200 25 N m (150 20 lb ft) Hit end of shaft with hammer and again tighten nut to a torque of ... 200 25 N m (150 20 lb ft)