The 6301-2RS is a Double Rubber-Sealed, Medium Series Deep Groove Ball Bearing designed to deliver reliable performance and environmental protection in demanding conditions. Fitted with two integral rubber contact seals (2RS), it forms an effective barrier against contaminants such as dust, dirt, and moisture, while securely retaining lubricant within the bearing. With a 12 mm bore, 37 mm outer diameter, and a 12 mm width, this bearing offers an excellent balance of load capacity and compactness, making it ideal for medium-duty applications where sealing integrity is crucial.