The INA IR220X240X50XL is a genuine INA inner ring designed for use with various needle roller bearings, including drawn cup needle roller bearings, needle roller bearing assemblies, and radial needle roller bearings. This precision-machined component is manufactured from hardened rolling bearing steel, ensuring durability and optimal performance. It features an inner diameter of 220 mm, an outer diameter of 240 mm, and a width of 50 mm, with a weight of 1.3 kg. Inner rings like the IR220X240X50XL are typically employed in applications where the shaft cannot be hardened and ground, providing a robust raceway surface.