Caterpillar Performance Handbook, January 2017, SEBD0351-47

General Dimensions Key ● Tractor and Blade ● SAE Blade Capacity Definition

Bulldozers

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KEY A Length (Blade Straight) Blade: B Width (including standard end bits) C Height D Maximum Digging Depth E Ground Clearance @ Full Lift F Maximum Tilt (Manual) G Maximum Pitch Adjustment H Maximum Hydraulic Tilt J Hydraulic Tilt (manual brace centered) K Push Arm Trunnion Width (to Ball Centers) Blade capacities on the following pages are as deter- mined by SAE recommended practice J1265. Capac- ities are defined as: Vs = 0.8 WH 2 . Vu = ZH (W-Z) tan X. Where: Vs = Capacity of straight or angling blade.

Vu = Capacity of semi-U or full U-blade. W = Blade width exclusive of end bits. H = Effective blade height considering tapered top corners, etc. Z = Wing length measured parallel to blade width @ ground line of cutting edges. X = Wing angle.

Edition 47 19-39