71811CDGB/P4 - SKF Precision Angular Contact - 55x72x9mm IKO CFFU1-12 the 62 designates this as

the 62 designates this as a deep groove ball bearing in ISO dimensional series 2 - the series simply denotes the outer diameter and width independent from the inside diameter

this bearing also has a larger than standard radial internal clearance The bearing's dimensions are 60x95x18

This 7211CTRSULP3 bearing is a Super Precision angular contact bearing with a 15° contact angle and a phenolic cage

3/16ECG 4 Self Lube Short Base Cast Iron Pillow Block 1

71811CDGB/P4 - SKF Precision Angular Contact - 55x72x9mm IKO CFFU1-12 the 62 designates this asThis 71811CDGB P4 bearing is a Super Precision angular contact bearing with a 15 contact angle and a high capacity design, this bearing is a universal fit single bearing with a medium preload and a P4 precision rating. The bearing's dimensions are 55x72x9. 718 11 CD G B P4 Series SKF Ultra Light Bore Size 55mm 15 Degree Contact Angle Single Universal Medium Preload Precision Rating