220 mm x 400 mm x 65 mm KOYO 6244 deep groove ball bearings
| Brand Name |
KOYO |
| Model Number |
6244 |
| Min.Order Quantity |
1 pcs |
| Price |
Negotiable |
Product Features
KOYO 6244 bearing Size Chart (mm/inches) |
|---|
| d | 85 mm |
| D | 120 mm |
| B | 18 mm |
| d1 | 96.9 mm |
| d2 | 94.3 mm |
| D1 | 108.1 mm |
| D2 | 113.5 mm |
| a | 33 mm |
| Contact angle α | 25 ° |
| rs min | 1.1 mm |
| r1s min | 0.6 mm |
| f0 | 16.6 |
| Precision class | P42 |
| Mass | 0.54 kg |
| Dynamic load, C | 38.5 kN |
| Static load, C0 | 41.5 kN |
| Nlim (oil) | 16,000 rpm |
| Nlim (grease) | 9,900 rpm |
| Preload level | GN |
| Preload value | 0.39 kN |
| Axial rigidity | 233.8 N/µm |
| Radial rigidity | 500 N/µm |
| Min operating temperature, Tmin | -20 °C |
| Max operating temperature, Tmax | 120 °C |
| Characteristic cage frequency, FTF | 0.45 Hz |
| Characteristic rolling element frequency, BSF | 9.85 Hz |
| Characteristic outer ring frequency, BPF0 | 11.81 Hz |
| Characteristic inner ring frequency, BPFI | 14.19 Hz |
| da min | 92 mm |
| Da max | 113 mm |
| Db max | 115.5 mm |
| r1a max | 0.6 mm |
| ra max | 1 mm |
| D6 | 97.4 mm |