Caterpillar 1177756 Hydraulic Propel Flange

The Caterpillar 1177756 is a nylon hydraulic propel flange designed as a flexible coupling component between the engine flywheel and hydraulic pump drive. It absorbs vibration and misalignment in the propel circuit of compact construction equipment. Material construction utilizes high-strength green nylon for durability and damping characteristics. The flange features an outer diameter of 314 mm (12.37 in), inner diameter of 80 mm / 73 mm, eight mounting holes, and an overall height of 0.79 in (20 mm). Unit weight is approximately 0.69 kg (1.5 lbs). Direct OEM cross-references include Caterpillar 117-7756, 1021733, 102-1733, and H1021733. Aftermarket interchange numbers include FRA80-0043 and CTP 115889. Compatible with Caterpillar 3024C, 3034, and 3054 engines installed in Skid Steer Loaders (216, 226, 228, 232, 236, 242, 246, 247, 248, 252, 257, 262, 267, 277, 287), Compact Wheel Loader 906/906C, Multi Terrain Loaders, and Vibratory Compactors CS-433C, CP-433C, CS-431C.