
| d | 50 | mm | |
| D | 80 | mm | |
| B | 16 | mm | |
| d1 | 59.2 | mm | |
| d2 | 59.2 | mm | |
| D2 | 73.3 | mm | |
| r1,2 | min. | 1 | mm |
| r3,4 | min. | 0.3 | mm |
| a | 23.2 | mm |

| da | min. | 54.6 | mm |
| da | max. | 58.7 | mm |
| db | min. | 54.6 | mm |
| db | max. | 58.7 | mm |
| Da | max. | 75.4 | mm |
| Db | max. | 78 | mm |
| ra | max. | 1 | mm |
| rb | max. | 0.3 | mm |
| Basic dynamic load rating | C | 28.1 | kN | |
| Basic static load rating | C0 | 23.2 | kN | |
| Fatigue load limit | Pu | 0.98 | kN | |
| Attainable speed for grease lubrication | 15000 | r/min | ||
| Ball diameter | Dw | 9.525 | mm | |
| Number of balls | z | 18 | ||
| Preload and stiffness (back-to-back, face-to-face) | ||||
| Preload class A | GA | 180 | N | |
| Static axial stiffness, preload class A | 141 | N/µm | ||
| Preload class B | GB | 360 | N | |
| Static axial stiffness, preload class B | 184 | N/µm | ||
| Preload class C | GC | 720 | N | |
| Static axial stiffness, preload class C | 244 | N/µm | ||
| Preload class D | GD | 1440 | N | |
| Static axial stiffness, preload class D | 331 | N/µm | ||
| Calculation factors | ||||
| Calculation factor | f | 1.11 | ||
| Calculation factor | f1 | 0.99 | ||
| Calculation factor | f2A | 1 | ||
| Calculation factor | f2B | 1.02 | ||
| Calculation factor | f2C | 1.05 | ||
| Calculation factor | f2D | 1.08 | ||
| Calculation factor | fHC | 1 | ||
| Calculation factor | e | 0.68 | ||
| Calculation factor (single, tandem) | Y2 | 0.87 | ||
| Calculation factor (single, tandem) | Y0 | 0.38 | ||
| Calculation factor (single, tandem) | X2 | 0.41 | ||
| Calculation factor (back-to-back, face-to-face) | Y1 | 0.92 | ||
| Calculation factor (back-to-back, face-to-face) | Y2 | 1.41 | ||
| Calculation factor (back-to-back, face-to-face) | Y0 | 0.76 | ||
| Calculation factor (back-to-back, face-to-face) | X2 | 0.67 | ||
| Mass bearing | 0.26 | kg |
| Model No. | Inner Diameter | Outer Diameter | Width | Type |
| 20098 | 50.8 | 81 | 11.91 | Seals |
|---|---|---|---|---|
| 31135 | 79.375 | 96.8 | 9.02 | Seals |
| 408506 | 785 | - | - | Seals |
| 85015 | 215.9 | 266.7 | 15.88 | Seals |
| AH 3038 G | 180 | 190 | 96 | Bearings, units and housings |
| AXK 2035 | 20 | 35 | 2 | Bearings, units and housings |
| FYAWK 1.1/4 ALTHR | 31.75 | - | - | Bearings, units and housings |
| IR 40x48x40 | 40 | 48 | 40 | Bearings, units and housings |
| L 570649/610 | 457.2 | 573.088 | 74.612 | Bearings, units and housings |
| N 1008 KTNHA/SP | 40 | 68 | 15 | Bearings, units and housings |
| PBM 152216 M1G1 | 15 | 22 | 16 | Bearings, units and housings |
| SAF 23030 KA x 5.1/8 | 130.175 | - | - | Bearings, units and housings |
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