Full definition
Bearing with a convex spherical outer ring designed to fit inside standard housings (pillow block, flange unit). The spherical outer surface compensates shaft misalignment of ±3°. Shaft attachment: set screw (UC series), eccentric collar (E), or tapered adapter (K). Series: UC (standard), UE (flange), UK (adapter). Shaft diameters: 12–100 mm. JIS B 1558 standard. Brands: SKF, NSK, NTN, FYH, Dodge. Common in agricultural and light industrial machinery.