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         | d 20
mm D 47
mm B 14
mm a 21
mm D1 37
mm Da max 41,4
mm Db max 42,8
mm d1 30,5
mm da min 25,6
mm r1 min 0,6
mm ra max 1
mm ra1 max 0,6
mm rmin 1
mm m 0,103
kg Mass Cr 14000
N Basic dynamic load rating, radial e X Y Y0 C0r 7800
N Basic static load rating, radial nG 18000
1/min Limiting speed nB 15400
1/min Reference speed Cur 520
N Fatigue limit load, radial |
| Product Model | Inside Diameter | Outside Diameter | Thickness |
| N309M/Z bearing | 45 | 100 | 25 |
| N309L1 bearing | 45 | 100 | 25 |