The 61811-2RZ SKF radial ball bearing is designed for high performance, featuring a 45mm outer diameter and a 20mm inner diameter. This bearing is constructed with double rubber seals to protect against contaminants, ensuring longevity and reliability in various industrial applications. Its high-quality steel construction provides excellent load capacity and resistance to wear, making it ideal for use in electric motors, pumps, and other machinery. The 61811-2RZ is pre-lubricated, allowing for immediate installation and operation, making it a preferred choice for engineers seeking efficiency.