The SKF 6204 is an open deep groove ball bearing (unsealed), featuring a 20mm inner diameter, 47mm outer diameter, and 14mm thickness. Made of high-carbon chromium steel (GCr15) with a pressed steel cage, it suits medium-speed, medium-load applications (e.g., industrial motors, gearboxes). It handles radial and bidirectional axial loads, offering wear resistance, low noise, and easy maintenance.