6004 Full Ceramic Silicon Nitride Bearing 20x42x12mm five eighths inch made from stainless steel with

made from stainless steel with premium ceramic balls inside

61905-2RS Sealed Ball Bearing

NJ318 width is 43mm

7909CYU/GLP4 Nachi Angular Ball Bearing

Static load rating Cor: 190 N

6004 Full Ceramic Silicon Nitride Bearing 20x42x12mm five eighths inch made from stainless steel with6004 Full Ceramic Ball Bearing Silicon Nitride 20 x 42 x 12 mm 6004 Full Ceramic Ball Bearing, measures an inner diameter of 20mm, outer diameter is 42mm and the width is 12mm, a standard bearing size commonly used in a variety of industrial and commercial applications, Bearing is made from Ceramic. 6004 Ball Bearing Full Ceramic Silicon Nitride Ball Bearing Cage Material: PTFE (Polytetrafluoroethylene) Balls: Si3N4 Ceramic (Silicon Nitride) Inner