Maintenance-free radial spherical plain bearing to ISO 12 240-1 ( DIN 648 ), dimension series E, sliding contact surface hard chromium/PTFE composite, carbon steel outer ring pressed around inner ring
| Maintenance-free | Maintenance | |
| Hard chromium/PTFE composite | Sliding contact surface | |
| Without | Sealing | |
| Bearing steel | Material, inner ring | |
| Bearing steel | Material, outer ring |
| d | 20 mm | Bore diameter |
| D | 35 mm | Outside diameter |
| B | 16 mm | Width inner ring |
| C | 12 mm | Width outer ring |
| dk | 29 mm | Ball diameter |
| a | 9 ° | Tilt angle |
| d2 | 24.2 mm | Connection measure Inner ring |
| r1 | 0.3 mm | Chamfer dimension |
| r2 | 0.3 mm | Chamfer dimension |
| Cr | 31.5 kN | Basic dynamic load rating, radial |
| C0r | 78 kN | Basic static load rating, radial |
| ≈m | 0.066 kg | Weight |
| da min | 21.8 mm | Connection measure inner ring, min. |
| da max | 24.2 mm | Connection measure inner ring, max. |
| Da min | 27.6 mm | Housing connection diameter, min. |
| Da max | 33.4 mm | Housing Shoulder diameter, max. |
| ra min | 0.3 mm | Fillet radius shaft, min |
| rb max | 0.3 mm | Fillet radius housing, max. |
| Max. | 0.04 mm | Radial clearance |
| dUT | -0.010 mm | Bore diameter,lower tolerance |
| DUT | -0.011 mm | Outside diameter,lower tolerance |
| BUT | -0.12 mm | Inner ring width,lower tolerance |
| CUT | -0.24 mm | Outer ring width, lower tolerance |
| Tmin | -50 °C | Operating temperature min. |
| Tmax | 150 °C | Operating temperature max. |
| INA (ELGES) | IKO | NTN | LS |
| GE20UK | GE20EC | SAR1- 20 | GE20C |
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