The INA NA4908-RSR is a high-quality genuine INA needle roller bearing designed for robust performance in various industrial and machinery applications. This bearing features a 40mm bore (inner diameter), a 62mm outer diameter, and a 22mm width. The -RSR designation indicates that it comes with a contact seal on one side, providing protection against contaminants and retaining lubricant, which enhances the bearing's lifespan and reliability. Known for their high load capacity and rigidity, INA needle roller bearings are ideal for applications where space is limited and high radial loads are present.