20x47x14 mm SKF 1204 self-aligning ball bearing with two rows of balls compensates minor shaft-to-housing misalignment. It is intended mainly for radial loads and limited axial loads in both directions.
20x47x14 mm ZKL 1204 C3 self-aligning ball bearing with two rows of balls compensates minor shaft-to-housing misalignment. The C3 version has increased radial internal clearance.
25x47x15 mm URB 51205 thrust ball bearing is designed to carry axial load in one direction. It is used where force acting along the shaft axis must be reliably supported.
40x47x20 mm INA needle roller bearing for compact radial arrangements. Verify designation, dimensions and application requirements in the manufacturer documentation.