Ameridrives 215623-031RB Hub And Sleeve Assembly

Ameridrives 215623-031RB is a F203 EB FLEX HALF hub-and-sleeve assembly from Ameridrives, a Rexnord brand, representing one half of a bolted, flexible disc coupling. This hub-and-sleeve assembly pairs with the corresponding F203 EB FLEX HALF component to form a complete flexible coupling that transmits torque between shafts while accommodating misalignment in industrial drive systems. The EB designation denotes exposed-bolt construction, and the 203 sizing places this part in the F203 family; the 031RB suffix identifies this exact half variant within the 215623 series. Used in a wide range of equipment such as pumps, conveyors, and general industrial machinery, the combination of a rigid hub and a flexible sleeve provides alignment tolerance and ease of installation. This part is designed to integrate with Ameridrives' disc-coupling ecosystem, and is often matched with the associated EB-based accessory sets and other F203 components to suit specific shaft diameters and mounting configurations.