
Deep Groove Ball Bearing 63 Series (6300 6301 6302 6303 6304 6305) for Construction Machinery by Cixi Kent Bearing Manufacturer. High Precision & Low Noise: Precision level reaches P5 and above, with noise level achieving Z4 and V4 standards. Wide Application Scope: Suitable for construction machinery, automotive, medical equipment, solar energy, and high-speed rail. Robust Load Capacity: Deep raceway design withstands both radial and axial loads in both directions reliably. Established Manufacturer: Factory established in 2003 with 1,000+ employees and 250 million sets annual production capacity. ISO Certified Quality: ISO9001:2000 certified with strict quality control and professional technical team over 30%. Global Market Presence: Products exported to over 50 countries under brands BUGAO and NBKT with strong recognition. Advanced R&D Center: Equipped with laboratories for precision measurement, mechanical testing, and lifespan analysis. Reliable Warranty Support: Provides reliable warranties and dedicated after-sales service ensuring customer satisfaction.