The SKF 307NR is a genuine single row deep groove ball bearing designed for various industrial applications. It features a snap ring groove on the outer ring, indicated by the 'NR' suffix, which allows for axial location in a housing. With a bore diameter of 35 mm, an outer diameter of 80 mm, and a width of 21 mm, this open-type bearing is suitable for applications requiring high speeds and robust performance. Manufactured by SKF, a leading bearing producer, it ensures reliable operation and durability.