Tower Crane Slew Ring Slewing Bearings of Forging Ring
Offer High Quality Brand 19 mm B Tower Crane Slew Ring Slewing Bearings of Forging Ring 45 mm d .Contact Us Online to Get Best 85 mm D Quote.
| d | 45 mm |
| D | 85 mm |
| B | 19 mm |
| d1 | 60.8 mm |
| d2 | 50.2 mm |
| D1 | 80.2 mm |
| D2 | 60.8 mm |
| a | 37 mm |
| Contact angle α | 40 ° |
| rs min | 1.1 mm |
| r1s min | 0.6 mm |
| Radial clearance class | CN |
| Mass | 0.41 kg |
| Dynamic load, C | 32.4 kN |
| Static load, C0 | 24.4 kN |
| Fatigue limit load, Cu | 1.11 kN |
| Nref | 8,500 rpm |
| Nlim | 10,000 rpm |
| Min operating temperature, Tmin | -40 °C |
| Max operating temperature, Tmax | 120 °C |
| Characteristic cage frequency, FTF | 0.42 Hz |
| Characteristic rolling element frequency, BSF | 5 Hz |
| Characteristic outer ring frequency, BPF0 | 5.53 Hz |
| Characteristic inner ring frequency, BPFI | 7.47 Hz |
| da min | 52 mm |
| db min | 52 mm |
| Da max | 78 mm |
| Db max | 80.5 mm |
| r1a max | 0.6 mm |
| ra max | 1 mm |
Detailed Parameters
parameter：
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