6800 is a deep groove ball bearing type bearings international standards,  6800 series bearings are deep groove ball bearings, inner diameter (d) is 10mm, outer diameter (D) is 26mm, thickness (B) is 8mm. 6800 series deep groove ball bearings are made of bearing steel, stainless steel, carbon steel, ceramic, plastic, etc., Deep groove ball bearings is mainly used for construction machinery, packaging machinery, wheel lathe, gear cutting machine, high-altitude operation platform, electroantennogram, metallurgy, inverter, broaching machine for bush, car lights and other equipment.