The SKF 6303-2Z is a deep groove ball bearing with double metal shields (2Z), featuring a 17mm inner diameter, 47mm outer diameter, and 14mm thickness. Made of high-carbon chromium steel (GCr15) with a pressed steel cage, it is optimized for dry, dusty environments (e.g., warehouse machinery, office equipment, agricultural drying equipment). It handles radial and bidirectional axial loads, offering low friction, excellent dust protection, and long service life