Radial spherical plain bearing, requiring maintenance, steel/steel sliding contact surface, sealed, metric sizes, DIN ISO 12240-1, dimension series E
Radial spherical plain bearings are designed to accommodate radial and combined radial and axial loads, and also misalignment. The bearing can be relubricated via lubrication holes and an annular groove in both rings.
| Requiring maintenance | Maintenance | |
| Steel/Steel | Sliding contact surface | |
| Lip seals | Sealing | |
| Bearing steel | Material, inner ring | |
| Bearing steel | Material, outer ring |
| d | 300 mm | Bore diameter |
| D | 430 mm | Outside diameter |
| B | 165 mm | Width inner ring |
| C | 120 mm | Width outer ring |
| dk | 375 mm | Ball diameter |
| a | 7 ° | Tilt angle |
| r1 | 1.1 mm | Chamfer dimension |
| r2 | 1.1 mm | Chamfer dimension |
| Cr | 3800 kN | Basic dynamic load rating, radial |
| C0r | 19000 kN | Basic static load rating, radial |
| ≈m | 78.07 kg | Weight |
| da min | 314 mm | Connection measure inner ring, min. |
| da max | 336.7 mm | Connection measure inner ring, max. |
| Da min | 370 mm | Housing connection diameter, min. |
| Da max | 418.5 mm | Housing Shoulder diameter, max. |
| ra min | 1 mm | Fillet radius shaft, min |
| rb max | 1 mm | Fillet radius housing, max. |
| Min. | 0.125 mm | Radial clearance |
| Max. | 0.239 mm | Radial clearance |
| dUT | -0.035 mm | Bore diameter,lower tolerance |
| DUT | -0.045 mm | Outside diameter,lower tolerance |
| BUT | -0.35 mm | Inner ring width,lower tolerance |
| CUT | -0.90 mm | Outer ring width, lower tolerance |
| Tmin | -30 °C | Operating temperature min. |
| Tmax | 130 °C | Operating temperature max. |
| SKF | INA (ELGES) | RBC | TORRINGTON | IKO | LS |
| GE300ES-2RS | GE300DO-2RS | MB300-9LSS | 300FS430-SS | GE300ES-2RS | GE300ES-2RS |
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