GE50ES Spherical Joint Bearing 50x75x35mm with 156kN Dynamic Load Rating for Heavy Machinery
GE50ES radial spherical plain bearings are engineered for high-speed, heavy-load, and high-precision industrial applications. Available in multiple sealing variants including GE50ES-2RS, GE50ES-ZZ, and GE50ES-RS, these bearings deliver exceptional performance in demanding environments.
- Rail transit equipment - bogies and gearboxes of high-speed trains
- Machine tool spindles for high-speed cutting and precision machining
- Aero-engine high-speed centrifugal compressors
- Heavy machinery - cranes, concrete pump trucks, cement mixer trucks
- Robotics, textile machinery, and automated production lines
| Parameter | Value | Description |
|---|---|---|
| d | 50 mm | Bore diameter |
| D | 75 mm | Outside diameter |
| B | 35 mm | Width |
| C | 28 mm | Width outer ring |
| α | 6° | Angle of tilt |
| dk | 66 mm | Raceway diameter inner ring |
| b | 4.6 mm | Width annular lubrication groove at outer ring |
| b1 | 4.8 mm | Width annular lubrication groove at inner ring |
| M | 3 mm | Diameter lubrication hole (outer ring) |
| r1 | min. 0.6 mm | Chamfer dimension bore |
| r2 | min. 1 mm | Chamfer dimension outer ring |
| Parameter | Value | Description |
|---|---|---|
| da | min. 54.6 mm / max. 56 mm | Abutment diameter shaft |
| Da | min. 62.7 mm / max. 70.5 mm | Abutment diameter housing |
| ra | max. 0.6 mm | Fillet radius shaft |
| rb | max. 1 mm | Fillet radius housing |
| Parameter | Symbol | Value |
|---|---|---|
| Basic dynamic load rating | C | 156 kN |
| Basic static load rating | C0 | 780 kN |
| Specific dynamic load factor | K | 100 N/mm² |
| Specific static load factor | K0 | 500 N/mm² |
| Material constant | KM | 330 |
| Series | Size | Material | Accuracy | Industries | Structure |
|---|---|---|---|---|---|
| Joint bearing | Customization | Bearing steel | P0 | Gearbox, auto parts, hydraulic equipment | Circular arc |
NUP2209, NUP207, SG20, TM09, HMGF35, NUP2206, AP5S67, NUP2207, NUP2212, 6213, and other compatible bearing components.
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