High-Speed Deep Groove Ball Bearing 6003ZZ / 6004ZZ – Precision Engineered for Peak Performance
Premium chrome steel construction ensures exceptional durability and corrosion resistance, ideal for high-load applications. Precision-ground raceways and high-grade steel balls minimize friction, enabling smooth operation at up to 15,000 RPM. Sealed with robust ZZ metal shields to prevent dust and debris ingress, extending service life in harsh environments. Ultra-thin 10mm design optimizes space efficiency without compromising strength. Perfect for motorcycles, electric motors, power tools, and industrial machinery. Trusted by OEM manufacturers for consistent quality and unmatched reliability. Bulk pricing available for wholesale buyers—global shipping, lowest guaranteed prices.