

### Product Description: 1903 Ball Bearing - 1900 Series Metric - Extremely Light Introducing the 1903 Ball Bearing, part of the highly acclaimed 1900 Series Metric - Extremely Light, designed for engineers and professionals seeking top-tier performance and precision. This premium ball bearing is ideal for applications demanding reliable rotational motion and efficient load distribution. #### Key Specifications: - **Inner Diameter:** 17 mm (0.6693 inches) - **Outer Diameter:** 30 mm (1.1811 inches) - **Width:** 7mm (if applicable) – indicating a **double width** design. - **Type:** **Open** The 1903 bearing offers a precise fit with a 17 mm inner diameter and a 30 mm outer diameter, ensuring robust compatibility for a wide range of shafts and applications. Crafted with high-grade chrome, this bearing excels in low-friction, high-speed applications, effectively minimizing wear and maximizing longevity. The open design facilitates easy maintenance, enabling straightforward cleaning and lubrication—essential for engineers focused on performance and durability. Designed to handle high radial loads, the 1903 Ball Bearing is an exceptional choice for both industrial machinery and precision equipment. If you don’t find the bearing you’re looking for or have special requests, please call us at 1-800-423-9000. We appreciate the opportunity to help you.