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         | d 35
mm D 72
mm B 17
mm a 31
mm D1 57,6
mm Da max 65
mm Db max 67,8
mm d1 50,2
mm da min 42
mm r1 min 0,6
mm ra max 1
mm ra1 max 0,6
mm rmin 1,1
mm m 0,282
kg Mass Cr 28000
N Basic dynamic load rating, radial e X Y Y0 C0r 19000
N Basic static load rating, radial nG 11000
1/min Limiting speed nB 9600
1/min Reference speed Cur 1280
N Fatigue limit load, radial |
| Product Model | Inside Diameter | Outside Diameter | Thickness |
| N311/Z2 bearing | 55 | 120 | 29 |
| N311/Z1 bearing | 55 | 120 | 29 |