 Excavator Hitachi Ex200-3LC Slewing Ring, Slewing Bearing, Swing Circle
  Excavator Hitachi Ex200-3LC Slewing Ring, Slewing Bearing, Swing Circle
                                
100% Authentic. Excavator Hitachi Ex200-3LC Slewing Ring, Slewing Bearing, Swing Circle Highest Quality. Certified Supplier. 75x45x16 Size (mm)
| Size (mm) | 75x45x16 | 
| Bore Diameter (mm) | 75 | 
| Outer Diameter (mm) | 45 | 
| Width (mm) | 16 | 
| d | 45 mm | 
| D | 75 mm | 
| B | 16 mm | 
| d1 | 54.2 mm | 
| d2 | 54.2 mm | 
| D1 | 65.8 mm | 
| K | 0.5 mm | 
| C1 | 9.45 mm | 
| r1,2 – min. | 1 mm | 
| r3,4 – min. | 0.3 mm | 
| a | 16.1 mm | 
| da – min. | 49.6 mm | 
| db – min. | 49.6 mm | 
| Da – max. | 70.4 mm | 
| Db – max. | 73 mm | 
| ra – max. | 1 mm | 
| rb – max. | 0.3 mm | 
| dn | 56.2 mm | 
| Basic dynamic load rating – C | 28.6 kN | 
| Basic static load rating – C0 | 22.4 kN | 
| Fatigue load limit – Pu | 0.95 kN | 
| Limiting speed for grease lubrication | 19000 r/min | 
| Limiting speed for oil lubrication | 30000 mm/min | 
| Ball – Dw | 9.525 mm | 
| Ball – z | 17 | 
| Gref | 3.3 cm3 | 
| Calculation factor – f0 | 15.1 | 
| Preload class A – GA | 110 N | 
| Preload class B – GB | 220 N | 
| Preload class C – GC | 440 N | 
| Preload class D – GD | 880 N | 
| Calculation factor – f | 1 | 
| Calculation factor – f2A | 1 | 
| Calculation factor – f2B | 1.02 | 
| Calculation factor – f2C | 1.05 | 
| Calculation factor – f2D | 1.09 | 
| Calculation factor – fHC | 1 | 
| Preload class A | 56 N/micron | 
| Preload class B | 76 N/micron | 
| Preload class C | 107 N/micron | 
| Preload class D | 155 N/micron | 
| r1,2 min. | 1 mm | 
| r3,4 min. | 0.3 mm | 
| da min. | 49.6 mm | 
| db min. | 49.6 mm | 
| Da max. | 70.4 mm | 
| Db max. | 73 mm | 
| ra max. | 1 mm | 
| rb max. | 0.3 mm | 
| Basic dynamic load rating C | 28.6 kN | 
| Basic static load rating C0 | 22.4 kN | 
| Fatigue load limit Pu | 0.95 kN | 
| Attainable speed for grease lubrication | 19000 r/min | 
| Attainable speed for oil-air lubrication | 30000 r/min | 
| Ball diameter Dw | 9.525 mm | 
| Number of balls z | 17 | 
| Reference grease quantity Gref | 3.3 cm³ | 
| Preload class A GA | 110 N | 
| Static axial stiffness, preload class A | 56 N/µm | 
| Preload class B GB | 220 N | 
| Static axial stiffness, preload class B | 76 N/µm | 
| Preload class C GC | 440 N | 
| Static axial stiffness, preload class C | 107 N/µm | 
| Preload class D GD | 880 N | 
| Static axial stiffness, preload class D | 155 N/µm | 
| Calculation factor f | 1.09 | 
| Calculation factor f1 | 1 | 
| Calculation factor f2A | 1 | 
| Calculation factor f2B | 1.02 | 
| Calculation factor f2C | 1.05 | 
| Calculation factor f2D | 1.09 | 
| Calculation factor fHC | 1 | 
| Calculation factor f0 | 15.1 | 
| Mass bearing | 0.23 kg | 
 Detailed  Parameters
  Detailed  Parameters
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  parameter:
                                        
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