INA IR65X72X45 Bearing Inner Ring is the inner race component of INA rolling bearing assemblies, identified by the IR65X72X45 size designation. It serves as the contact surface for the rotating bearing elements and mates with a compatible outer ring to form a complete bearing. The IR65X72X45 code specifies this particular inner ring size within INA’s IR-series, ensuring a correct fit in compatible bearing setups.
