Big Roller Bearings Slewing Ring for Excavator Crane
Shop 260 Outer Diameter (mm) Big Roller Bearings Slewing Ring for Excavator Crane huge online discount inventory. and Import machinery parts your car 190x260x33 Size (mm) needs with Free Shipping and Free Extended Warranty.
| Size (mm) | 190x260x33 |
| Bore Diameter (mm) | 190 |
| Outer Diameter (mm) | 260 |
| Width (mm) | 33 |
| d | 190 mm |
| D | 260 mm |
| B | 33 mm |
| C | 33 mm |
| Angle (α) | 20 ° |
| d1 | 213.6 mm |
| D1 | 236.42 mm |
| D2 | 246.47 mm |
| a | 69 mm |
| Contact angle α | 25 ° |
| rs min | 2 mm |
| r1s min | 1 mm |
| f0 | 16.96 |
| Precision class | P4 |
| Mass | 4.48 kg |
| Dynamic load, C | 129 kN |
| Static load, C0 | 179 kN |
| Fatigue limit load, Cu | 6.7 kN |
| Nlim (oil) | 7,100 rpm |
| Nlim (grease) | 4,700 rpm |
| Axial displacement K Factor | 0.31 |
| Preload level | 7 |
| Preload value | 2 kN |
| Axial rigidity | 583 N/µm |
| Radial rigidity | 1,229 N/µm |
| Min operating temperature, Tmin | -30 °C |
| Max operating temperature, Tmax | 120 °C |
| Characteristic cage frequency, FTF | 0.46 Hz |
| Characteristic rolling element frequency, BSF | 11.74 Hz |
| Characteristic outer ring frequency, BPF0 | 14.77 Hz |
| Characteristic inner ring frequency, BPFI | 17.23 Hz |
| da min | 200 mm |
| db min | 200 mm |
| Da max | 250 mm |
| Db max | 254.5 mm |
| r1a max | 1 mm |
| ra max | 2 mm |
| D6 | 218.3 mm |
Detailed Parameters
parameter：
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