SR156ZZ Ceramic Bearing Shielded 3/16" x 5/16" x 1/8" Bearing Outer Diameter - 25.3mm the NU217MY inner diameter is

the NU217MY inner diameter is 85mm

the 21319EXW33 inner diameter is 95mm

6315ZZENR Nachi Bearing with a Snap Ring

S6804-2RS bearing is made from stainless steel with Ceramic Balls (Si3N4) and Stainless steel cage

SR156ZZ Ceramic Bearing Shielded 3/16" x 5/16" x 1/8" Bearing Outer Diameter - 25.3mm the NU217MY inner diameter isSR156ZZ Sealed Ball Bearing Ceramic Balls 3 6" x 5 16" x 1 8" SR156ZZ is regular section, metal shielded, radial and deep groove ball bearing, bearing is made from stainless Steel with Ceramic balls and steel cage, bearing is closed with metal shields to protect the bearing from dust or any possible contamination, SR156ZZ bearing is shielded and self lubricated,the quality is set to EMQ (electric motor quality) to ensure high speed, bearing is