Radial spherical plain bearing, DIN ISO 12240-1, dimension series K, requiring maintenance, sliding contact surface: steel/steel
| Requiring maintenance | Maintenance | |
| Steel/Steel | Sliding contact surface | |
| Without | Sealing | |
| Bearing steel | Material, inner ring | |
| Carbon steel | Material, outer ring |
| d | 30 mm | Bore diameter |
| D | 55 mm | Outside diameter |
| B | 37 mm | Width inner ring |
| C | 25 mm | Width outer ring |
| dk | 50.8 mm | Ball diameter |
| a | 17 ° | Tilt angle |
| d2 | 34.8 mm | Connection measure Inner ring |
| r1 | 0.6 mm | Chamfer dimension |
| r2 | 0.6 mm | Chamfer dimension |
| Cr | 61 kN | Basic dynamic load rating, radial |
| C0r | 178 kN | Basic static load rating, radial |
| ≈m | 0.38 kg | Weight |
| da max | 34.8 mm | Connection measure inner ring, max. |
| Da min | 46 mm | Housing connection diameter, min. |
| Min. | 0.06 mm | Radial clearance |
| Max. | 0.12 mm | Radial clearance |
| dOT | 0.021 mm | Bore diameter,upper tolerance |
| DUT | -0.019 mm | Outside diameter,lower tolerance |
| BUT | -0.1 mm | Inner ring width,lower tolerance |
| CUT | -0.3 mm | Outer ring width, lower tolerance |
| Tmin | -50 °C | Operating temperature min. |
| Tmax | 150 °C | Operating temperature max. |
| LS | FK |
| GEBJ30S | COM30M |
