Maintenance-free radial spherical plain bearing to ISO 12 240-1 ( DIN 648 ), dimension series G, sliding contact surface hard chromium/PTFE composite, carbon steel outer ring pressed around inner ring, with seals
| Maintenance-free | Maintenance | |
| Hard chromium/PTFE composite | Sliding contact surface | |
| Lip seals | Sealing | |
| Bearing steel | Material, inner ring | |
| Bearing steel | Material, outer ring |
| d | 30 mm | Bore diameter |
| D | 55 mm | Outside diameter |
| B | 32 mm | Width inner ring |
| C | 20 mm | Width outer ring |
| dk | 47 mm | Ball diameter |
| a | 17 ° | Tilt angle |
| d2 | 34.4 mm | Connection measure Inner ring |
| r1 | 0.6 mm | Chamfer dimension |
| r2 | 1 mm | Chamfer dimension |
| Cr | 80 kN | Basic dynamic load rating, radial |
| C0r | 400 kN | Basic static load rating, radial |
| ≈m | 0.29 kg | Weight |
| da min | 33.7 mm | Connection measure inner ring, min. |
| da max | 34.4 mm | Connection measure inner ring, max. |
| Da min | 44.5 mm | Housing connection diameter, min. |
| Da max | 50.9 mm | Housing Shoulder diameter, max. |
| ra min | 0.6 mm | Fillet radius shaft, min |
| rb max | 1 mm | Fillet radius housing, max. |
| Max. | 0.05 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 | -0.30 mm | Outer ring width, lower tolerance |
| Tmin | -30 °C | Operating temperature min. |
| Tmax | 130 °C | Operating temperature max. |
| SKF | INA (ELGES) | TORRINGTON (TIMKEN) | LS |
| GEH30TXE-2LS | GE30FW-2RS | 30FSH55-TT | GEG30ETL-2RS |
