687 Ceramic Bearings

The 687 full ceramic bearing is a miniature ceramic deep groove ball bearing that is widely applied in cryogenic engineering, Medical equipment, high-speed machine tools, optical instruments, high-speed motors, printing machinery, food processing machinery, and more. also, 687 ceramic hybrid bearings have expanded the application of ceramic bearings. type 687z ceramic bearing is single shielded open type bearings, and 687zz ceramic bearing is Double Shielded on both sides. Full ceramic bearings are made on high temperatures. Meanwhile silicon nitride is a type of ceramics materials or ball bearings. standard 687 7 mm ceramic Ball Bearing Inner Dimension is 7mm X Outer Dimension 14mm X Width 3.5mm, for more custom 687 ceramic bearings and seal options please contact Bushing MFG today!