1. Product Overview 6205ZZ is standard metric single row deep groove ball bearing. ZZ : Double-sided non-contact stamped steel dust shields, low rotational friction, only dust-proof, not suitable for splash water environments.It supports radial load plus minor bidirectional axial load. Factory pre-filled grease for direct installation. Ideal for dry, dusty working conditions requiring medium-high rotating speed. Widely applied to electric motors, industrial fans, water pumps,