6808DU Sealed Ball Bearing 40x52x7mm outer 85mm Dimensions: 4-1/4" x 5-1/4" x

Dimensions: 4-1/4" x 5-1/4" x 2" inch

ceramic balls

SW12-WUU:Made in Japan:NB Linear Systems

SMK20GWUU Bearing

3 15/16" Inner Diameter

6808DU Sealed Ball Bearing 40x52x7mm outer 85mm Dimensions: 4-1/4" x 5-1/4" x6808DU Sealed Ball Bearing 40mm x 52mm x 7mm 6808DU Bearing, categorized as slim section, double sealed, radial, deep groove ball bearing, 6808DU bearing is made from Chrome Steel with chrome steel balls and steel cage, 6808DU bearing is closed with rubber seals to protect the bearing from dust or any possible contamination, 6808 DU bearing is sealed and self lubricated with grease. The 6808DU inner diameter is 40mm, the 6808DU outer diameter is 52mm