Bore d O.D.D. Width B or W rs min da min Da max ras max e Y1 Y2 Y0
| 2.3622 (in) 5.1181 (in) 1.8110 (in) 0.0827 (in) 2.8346 (in) 4.6457 (in) 0.0787 (in) 0.0165 (in) 0.0638 (in) 0.0953 (in) 0.0626 (in)
| 60.000 (mm) 130.000 (mm) 46.000 (mm) 2.100 (mm) 72.000 (mm) 118.000 (mm) 2.000 (mm) 0.420 (mm) 1.620 (mm) 2.420 (mm) 1.590 (mm)
| 系列 Intrnl Dsgn Cage Ring Mod. Internal Clr. Tolerance | 231 B
D1 CS18
| 231 Spherical Roller Bearing 系列 Asym公制al rollers Standard cage Lubrication holes and groove Special radial clearance 18 microns as mean value Class 0 (equiv. to ABEC 1); standard |