1622 Hybrid Ceramic Bearings can be made with chrome 52100 or stainless steel for the inside and outside race along with silicon nitride balls
KC040CP0 4"x4
Bearing Number = B71916-C-2RSD-T-P4S-UM B = Standard steel balls 719 = Light series 16 = 80mm bore diameter C = 15 degrees contact angle 2RSD = Sealed at both sides and lubricated T = Textile laminated phenolic resin outer ring guided P4S = FAG standard
5 N/μm Axial rigidity Ca M = 111
CRBF9025AUUT1 Crossed Roller Bearings
MBL20X80SCAT Airtac MBL Round Body Air Cylinder, Double Acting Spherical Roller Bearings 232 1622 Hybrid Ceramic Bearings canMBL20X80SCAT Airtac MBL Round Body Air Cylinder, Double Acting Round body pneumatic cylinder, double acting, aluminum barrel, 20 mm bore, 80 mm stroke, with magnet, Pivot type back cover, NPT thread, Product Info Acting Type Double Acting Airtac mbl Round Body Air Cylinder Aluminum Barrel Product Series Airtac MBL Round Body Air Cylinder Aluminum Barrel Back Cover Type Pivot Bore Size 20mm Brand Airtac Component Type Round Body Pneumatic Cylinder