Bearing NU3218 KOYO NU3218 KOYO bearing Size Chart (mm/inches) |
|---|
| d | 190 mm |
| D | 340 mm |
| B | 92 mm |
| D1 | 304.8 mm |
| rs min | 4 mm |
| Number of lubrication holes | 3 |
| b | 19.6 mm |
| k | 9 mm |
| Associated sleeve reference | H3138 |
| e | 0.25 |
| Y1 | 2.74 |
| Y2 | 4.08 |
| Y0 | 2.68 |
| Radial clearance class | C3 |
| Mass | 35 kg |
| Dynamic load, C | 1,620 kN |
| Static load, C0 | 1,870 kN |
| Fatigue limit load, Cu | 159 kN |
| Nref | 1,600 rpm |
| Nlim | 2,400 rpm |
| Min operating temperature, Tmin | -40 °C |
| Max operating temperature, Tmax | 200 °C |
| Characteristic cage frequency, FTF | 0.42 Hz |
| Characteristic rolling element frequency, BSF | 6.11 Hz |
| Characteristic outer ring frequency, BPF0 | 7.58 Hz |
| Characteristic inner ring frequency, BPFI | 10.42 Hz |
| da min | 207 mm |
| Da max | 323 mm |
| ra max | 3 mm |