Spherical Roller Bearing: EAN: 7316570017106, Inner (d) MM: 90, Outer (D) MM: 190, Width (B) MM: 43, K – 1:12 Tapered Bore (Standard for Most Types), W33 – Lubrication Groove and 3 Holes, No Seal, S – Steel or Standard Cage, Cn Normal Internal Play. SKF 21318EK is a high-quality bearing manufactured by SKF. It is used in a variety of industrial applications, such as wind turbines, mining equipment and agricultural machinery. This product is available for purchase at PLC2Day.