The NKE RNA4910-RSR is a high-quality single-row needle roller bearing featuring an inner ring and contact seals (RSR) on both sides. This genuine NKE bearing is engineered for applications requiring robust performance within a small radial cross-section. It measures 50mm inner diameter, 72mm outer diameter, and 22mm width. The integrated RSR seals effectively protect against contaminants and retain lubricant, ensuring extended service life and reliability in demanding industrial and machinery environments.