used for all kinds of motor for heat dissipation or some water pump., Material: Engineering Plastic Condenser Fan Blade Fits Airtherm 083-0103-01 52500027 3 x 14 CW D Shape Single-Phase Motor Fan Blade Split Horsepower Motor Fan Blade Water Pump Fan Blade Motor Fan D Shape Bore Fan Three-Phase Motor Y Series Motor Rear Fan Blade High Temperature Resistant Motor Fan Blade... Designed to replace cracked or damaged electric motor fan. Uxcell Motor Fan Blade 103mmx14mm D Shape Bore White Engineering Plastic With 6 Vanes 2pcs Plastic blades have good elasticity, and can moderately adjust the relative position of the blades in the process of high-speed rotation so that the blades have good balance Description:Designed to replace cracked or damaged electric motor fan.