
| d | 50 | mm | |
| D | 80 | mm | |
| B | 16 | mm | |
| d1 | 60.25 | mm | |
| d2 | 57.9 | mm | |
| D2 | 72.9 | mm | |
| r1,2 | min. | 1 | mm |
| r3,4 | min. | 0.6 | mm |
| a | 18.6 | mm |

| da | min. | 54.6 | mm |
| da | max. | 59.7 | mm |
| db | min. | 54.6 | mm |
| db | max. | 57.3 | mm |
| Da | max. | 75.4 | mm |
| Db | max. | 75.8 | mm |
| ra | max. | 1 | mm |
| rb | max. | 0.6 | mm |
| Basic dynamic load rating | C | 15.3 | kN | |
| Basic static load rating | C0 | 10.4 | kN | |
| Fatigue load limit | Pu | 0.44 | kN | |
| Attainable speed for grease lubrication | 26000 | r/min | ||
| Ball diameter | Dw | 7.938 | mm | |
| Number of balls | z | 21 | ||
| Calculation factors | ||||
| Calculation factor | e | 0.57 | ||
| Calculation factor (single, tandem) | Y2 | 1 | ||
| Calculation factor (single, tandem) | Y0 | 0.42 | ||
| Calculation factor (single, tandem) | X2 | 0.43 | ||
| Calculation factor (back-to-back, face-to-face) | Y1 | 1.09 | ||
| Calculation factor (back-to-back, face-to-face) | Y2 | 1.63 | ||
| Calculation factor (back-to-back, face-to-face) | Y0 | 0.84 | ||
| Calculation factor (back-to-back, face-to-face) | X2 | 0.7 | ||
| Mass bearing | 0.23 | kg |
| Model No. | Inner Diameter | Outer Diameter | Width | Type |
| 21787 | 55.5752 | 77.75 | 12.7 | Seals |
|---|---|---|---|---|
| 51213 | 65 | 100 | 27 | Bearings, units and housings |
| 56160 | 142.875 | 180.98 | 12.7 | Seals |
| 61917 | 85 | 120 | 18 | Bearings, units and housings |
| 63007-2RS1 | 35 | 62 | 20 | Bearings, units and housings |
| BTW 35 CTN9/SP | 35 | 62 | 34 | Bearings, units and housings |
| C 31/600 KMB | 600 | 980 | 300 | Bearings, units and housings |
| PSM 182418 A51 | 18 | 24 | 18 | Bearings, units and housings |
| QJ 226 N2MA | 130 | 230 | 40 | Bearings, units and housings |
| RNAO 35x45x17 | 35 | 45 | 17 | Bearings, units and housings |
| SAW 23518 x 3.1/4 TLC | 82.55 | - | - | Bearings, units and housings |
| SNW 3138x6.15/16 | 176.2125 | 190 | 133.3754 | Bearings, units and housings |
Hot number:
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19244
22317 EK + AHX 2317
29906
38x55x8 CRW1 V
44276
52414 M
6220-Z
NJ 313 ECP
PCM 131520 E
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SAF 22515 TLC
SSAFS 22238 TLC
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