1. Product Overview The 6316C3 single row heavy-duty deep groove ball bearing features C3 enlarged internal clearance, standard dimension 80×170×39mm. The 6300 series large steel ball structure delivers outstanding radial load capacity and accommodates slight bidirectional axial load simultaneously. C3 extra clearance reserves sufficient expansion space under long-hour high-speed & high-temperature operation, effectively eliminating seizure risk caused by ring thermal