The NKE 6311-RSR-C3 is a high-quality single row deep groove ball bearing designed for robust performance in diverse industrial machinery. This genuine NKE bearing features a single rubber seal (RSR) on one side, providing effective protection against dust and moisture ingress while retaining lubricant. It is equipped with C3 internal clearance, which is greater than normal clearance, suitable for applications involving high speeds, temperature differences, or press fits. Manufactured to precise standards, this bearing ensures reliable operation and extended service life.