This Case IH 020551000001 part is an elastic coupling element, specifically a ROTEX 55 type, designed for power transmission in various machinery applications. Manufactured by KTR, this yellow element has a hardness of 92 Shore A, ensuring reliable torque transmission and damping of vibrations. It features an outer diameter of 95 mm, an inner diameter of 51 mm, and a length of 51 mm, with a weight of 0.12 kg. Made from PUR (polyurethane), this component is crucial for maintaining efficient and smooth operation of coupled shafts.