Bore d O.D.D. Width B or W rs min r1s min Fw J da min dc max dd min de min Da max ras max r1as max
| 0.7874 (in) 2.0472 (in) 0.5906 (in) 0.0433 (in) 0.0236 (in) 1.0827 (in) 1.2244 (in) 0.9449 (in) 1.0630 (in) 1.1811 (in) 1.2992 (in) 1.7913 (in) 0.0394 (in) 0.0236 (in)
| 20.000 (mm) 52.000 (mm) 15.000 (mm) 1.100 (mm) 0.600 (mm) 27.500 (mm) 31.100 (mm) 24.000 (mm) 27.000 (mm) 30.000 (mm) 33.000 (mm) 45.500 (mm) 1.000 (mm) 0.600 (mm)
| Prefix 系列 Internal Clr. Tolerance | E NU3 C3
| Bearing with carburized rings NU3 Cylindrical 系列 Radial clearance greater than normal ISO class 0 |