607-2RS Hybrid Ceramic Bearing Si3N4 ABEC-5 Mounted Bearing or any application that uses

or any application that uses this size 1/2" Inch

UCFL322 FYH Bearing

CSCA055 bearing has Brass balls retainer

63003-2RS Sealed Ball Bearing

Slide Unit Pillow Block (Inch Series)

607-2RS Hybrid Ceramic Bearing Si3N4 ABEC-5 Mounted Bearing or any application that uses607 2RS Sealed Bearing ABEC 5 Quality with Si3N4 Ceramic Balls (Silicon Nitride) 607 2RS Bearing is categorized as thick section, double sealed, radial and deep groove ball bearing,607 2RS bearing is made from Chrome Steel with Ceramic Ball (Si3N4) and Chrome steel cage,607 2RS bearing is closed with rubber seals to protect the bearing from dust or any possible contamination, 607 2RS bearing is sealed and self lubricated,the quality is set to EMQ