EC6303-2RS is an EC reinforced single-row deep groove ball bearing. The suffix -2RS indicates double-sided rubber contact seal, factory pre-filled with grease, low noise, maintenance-free, dustproof, and splashproof. Model EC6303-2RS AC6303-2RS Brand ZH Material Chrome Steel precision P0 P6 P5 P4 Product Description Small and medium-sized motors, fans, water pumps, air compressors, power tools, conveying equipment, agricultural machinery, engineering machinery accessories,