The 61903 ZZC3/Q TTN Radial Ball Bearing is engineered for smooth operation and longevity. With a bore size of 17 mm and an outer diameter of 30 mm, this bearing is perfect for applications requiring low friction and high-speed performance. It features a double shield design that protects against contaminants, enhancing its lifespan. This bearing meets ISO standards, ensuring reliability in various industrial settings. Its versatile design makes it suitable for electric motors, pumps, and other machinery where radial loads are prevalent.