High-Precision 634 Series Deep Groove Ball Bearing
Chrome steel construction ensures superior durability and corrosion resistance for extended service life. Ultra-smooth P0/P5 precision grade guarantees low noise and high-speed performance (up to 30,000 RPM). Sealed with ZZ/2Z shields to block dust and retain grease, ideal for electric motors, power tools, and automotive applications. Heat-treated steel balls and raceways provide consistent load capacity (radial: 1.96 kN, axial: 0.98 kN). Compact 4x16x5 mm design fits DIY projects, robotics, and industrial machinery. Bulk pricing available for OEMs and wholesalers—global shipping with factory-direct quality.