6216 C3 Deep Groove Ball Bearing 80×140×26mm High‑Speed Open Bearing For Motor Pump Reducer Equipment Product Overview 6216 C3 is a standard single‑row open‑type deep groove ball bearing sized 80×140×26 mm. Manufactured from high‑quality GCr15 chrome steel, it adopts C3 extra radial clearance to compensate thermal expansion and prevent seizure under high‑speed working conditions. Fitted with stamped steel cage, this bearing runs smoothly at low noise, bearing radial loads and