High-Precision Deep Groove Ball Bearings (6303-6322 2RS Series)

Ultra-Smooth Performance
– Precision-engineered with high-grade chrome steel for reduced friction, ensuring quiet operation and extended lifespan under heavy loads.
Dual Rubber Seals (2RS)
– Effectively blocks dust and moisture while retaining grease, ideal for harsh environments like industrial machinery, automotive parts, and agricultural equipment.
Wide Size Compatibility
– Covers popular models (6303 to 6322) to fit conveyors, electric motors, pumps, and DIY projects with universal adaptability.
Competitive Bulk Pricing
– Direct factory sourcing guarantees unbeatable wholesale rates for large-volume orders without compromising quality.
Rigorous Durability Testing
– Each bearing undergoes strict load and rotation tests to meet international standards (ISO/ABEC), ensuring reliability in high-speed applications.
Global Shipping
– Fast logistics support for bulk buyers worldwide, backed by our full-category sourcing advantage.