24040 CCK30/C4W33 - SKF Spherical Roller Bearing - 200x310x109mm TMICC12-15 the 60 designates this as

the 60 designates this as a deep groove ball bearing in ISO dimensional series 2 - the series simply denotes the outer diameter and width independent from the inside diameter

This 2205-2RS-TVH bearing is a double row

NF 2 06 E T Metric

61822 2RS1 Bearing Steel Thin Section with a Bore Diameter of 110mm Two Rubber Seals Normal Internal Clearance

24040 CCK30/C4W33 - SKF Spherical Roller Bearing - 200x310x109mm TMICC12-15 the 60 designates this as240 40 CC K30 C4 W33 Light, Wide Series 200mm Bore Size Flangeless Inner Ring, Guide Ring Centred on the Outer Ring Raceway, Two Stamped Steel Cages Open Type Tapered Bore, Taper 1: 30 Radial Internal Clearance Greater Than C3 Annular Groove and Three Lubrication Holes in the Outer Ring