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Main Dimensions & Performance Data
| d | 20 mm | Bore diameter |
0 mm | Bore diameter upper tolerance | |
-0.005 mm | Bore diameter lower tolerance | |
| D | 52 mm | Outside diameter |
0 mm | Outside diameter upper tolerance | |
-0.007 mm | Outside diameter lower tolerance | |
| B | 15 mm | Width |
0 mm | Width upper tolerance | |
-0.12 mm | Width lower tolerance | |
| Ca | 25,500 N | Basic dynamic load rating, axial |
| C0a | 53,000 N | Basic static load rating, axial |
| Cua | 2,430 N | Fatigue load limit, axial |
| nG Grease | 6,200 1/min | Limiting speed for grease lubrication |
| nϑ | 4,500 1/min | Thermally safe operating speed |
| ≈m | 174 g | Weight |
Mounting dimensions
| Da | 43.5 mm | Diameter of housing |
| Da | H12 | Diameter of housing clearance |
| da | 30.5 mm | Diameter shaft |
| da | h12 | Diameter shaft clearance |
Dimensions
| rmin | 1.1 mm | Minimum chamfer dimension |
| r1 min | 1.1 mm | Minimum chamfer dimension |
| a | 36.5 mm | Distance between the apexes of the pressure cones |
| α | 60 ° | Contact angle |
Temperature range
| Tmin | -30 °C | Operating temperature min. |
| Tmax | 120 °C | Operating temperature max. |
Additional information
| MR | 0.06 Nm | Bearing frictional torque |
| caL | 787 N/µm | Rigidity axial |
2 µm | Axial runout | |
ZM20 | Recommended INA precision locknut for radial locking | |
AM20 | Recommended INA precision locknut for axial locking | |
| MA | 18 Nm | Tightening torque for the recommended INA precision locknut |
11,600 N | Required locknut force axial |
Your current product variant
| Cage | TVP | Plastic cage |
| Sealing | 2RS | Contact lip seals on both sides |
| Arrangement bearing set | Standard | Single bearing |
| Lubricant | Without | Not greased |