6303-ZZC3 Ball Bearing 17x47x14 Shielded UBC 6303.2ZJ1C3
6303-ZZC3 Precision Single Row Radial Ball Bearing Internal Clearance C3 Class Both Sides Metal Shielded and pre-Lubricated with High Speed Grease
Sizes: ID 17mm x OD 47mm x W 14mm
Match#: 6303ZC3, 6303 2ZC3, 6303SSA3, 6303ZZCM, 6303.2ZJ1/C3, 303KSFFA3, 303KDDC3, 77303, 6L035, 5972K349, 6661K64
C3 Internal Clearance is larger clearance within ball and ring than standard clearance ( C0 or no suffix marked ) and that is an option for those application which have tension and stroke on shaft, so helps the bearing to be capable to take Axel and Radial Loads.