Liebert 159266P2 Motor 321894 708 The Browning AK71H Sheave is The Browning AK71H Sheave is a precision engineered single groove cast iron sheave designed for fractional horsepower applications in HVACR systems Enhanced Durability: Soft seat construction and a built in strainer minimize leakage and protect internal components from sediment or scale buildup The Liebert 159266P2 is a high performance direct drive condenser fan motor engineered specifically for precision cooling applications in data centers and mission critical environments the 159266P2 is a direct technical equivalent and frequently cited cross reference for the 116K88 motor used in Liebert equipment