
| d | 30 | mm | |
| D | 55 | mm | |
| B | 13 | mm | |
| d1 | 39.45 | mm | |
| d2 | 38.3 | mm | |
| D2 | 47.25 | mm | |
| r1,2 | min. | 1 | mm |
| r3,4 | min. | 0.6 | mm |
| a | 16.5 | mm |


| da | min. | 34.6 | mm |
| db | min. | 34.6 | mm |
| Da | max. | 50.4 | mm |
| Db | max. | 51.8 | mm |
| ra | max. | 1 | mm |
| rb | max. | 0.6 | mm |
| dn | 40 | mm |
| Basic dynamic load rating | C | 8.32 | kN | |
| Basic static load rating | C0 | 6.7 | kN | |
| Fatigue load limit | Pu | 0.166 | kN | |
| Attainable speed for grease lubrication | 40000 | r/min | ||
| Attainable speed for oil-air lubrication | 60000 | r/min | ||
| Ball diameter | Dw | 4.762 | mm | |
| Number of balls | z | 20 | ||
| Reference grease quantity | Gref | 1.4 | cm³ | |
| Preload and stiffness (back-to-back, face-to-face) | ||||
| Preload class A | GA | 36 | N | |
| Static axial stiffness, preload class A | 64 | N/µm | ||
| Preload class B | GB | 72 | N | |
| Static axial stiffness, preload class B | 82 | N/µm | ||
| Preload class C | GC | 215 | N | |
| Static axial stiffness, preload class C | 124 | N/µm | ||
| Calculation factors | ||||
| Calculation factor | f | 1.03 | ||
| Calculation factor | f1 | 0.99 | ||
| Calculation factor | f2A | 1 | ||
| Calculation factor | f2B | 1.02 | ||
| Calculation factor | f2C | 1.05 | ||
| Calculation factor | fHC | 1.01 | ||
| 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 | 0.13 | kg |
| Model No. | Inner Diameter | Outer Diameter | Width | Type |
| BD-21311 EK-AHX 311 | 50 | 120 | 29 | Bearings, units and housings |
|---|---|---|---|---|
| 26177 | 66.675 | 88.9 | 9.53 | Seals |
| 32022 X | 110 | 170 | 38 | Bearings, units and housings |
| 3317 A | 85 | 180 | 73 | Bearings, units and housings |
| 87861 | - | - | 17.5 | Seals |
| 7024 CB/P4AL | 120 | 180 | 28 | Bearings, units and housings |
| BB1B 630533 | 1030 | 1250 | 100 | Bearings, units and housings |
| HJ 326 EC | 130 | 182 | 23 | Bearings, units and housings |
| PCM 707550 E | 70 | 75 | 50 | Bearings, units and housings |
| PRM 161815 | 16 | 18 | 15 | Bearings, units and housings |
| SYE 1 7/16 | 36.5125 | - | - | Bearings, units and housings |
| YAR 206-103-2RF/HV | 30.162 | 62 | 38.1 | Bearings, units and housings |
Hot number:
13543
16x30x7 HMS5 V
32305
404853
750x780x18 HDS1 R
71913 CE/HCP4A
7210 CD/HCP4A
7306 BEGAM
80x105x10 HMS5 V
99346
C 3048 K
IR 65x75x28
NU 1017 M/C3VL0241
NUP 212 ECP
SAF 23048 KA x 8.15/16
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