The Franklin Machine Products 148-1021 Evaporator Fan Blade is expertly designed for effective cooling in refrigeration systems, boasting a 7-inch diameter and a 1/4-inch shaft hole. With its counter clockwise rotation, this fan blade is optimized for various cooling applications, ensuring efficient air circulation. Constructed from durable aluminum, it offers a lightweight yet robust solution, reducing wear on the motor while maintaining optimal performance. The precision engineering behind the 148-1021 model makes it particularly suitable for commercial refrigeration units across multiple industries, including food service and retail. Its specific design parameters, such as the shaft hole size and rotational direction, cater to specialized needs, ensuring compatibility with a wide range of evaporator systems. The use of aluminum not only contributes to its longevity but also enhances thermal conductivity, facilitating better heat exchange in cooling environments. This evaporator fan blade is a critical component for businesses aiming to maintain high-efficiency refrigeration, ultimately supporting product integrity and energy savings. By focusing on precise dimensions and material quality, the Franklin Machine Products 148-1021 Evaporator Fan Blade sets a standard for reliability and performance in commercial refrigeration applications.