NTN NK37/20R needle roller bearings
| Brand Name |
NTN |
| Model Number |
NK37/20R |
| Min.Order Quantity |
1 pcs |
| Price |
Negotiable |
Product Features
NTN NK37/20R bearing Size Chart (mm/inches) |
|---|
| d | 31.75 mm |
| D | 68.26 mm |
| B | 22.22 mm |
| C | 17.46 mm |
| T | 22.22 mm |
| d1 | 49.5 mm |
| a | 17.02 mm |
| e | 0.42 |
| Y2 | 1.44 |
| Y0 | 0.79 |
| Mass | 0.38 kg |
| Dynamic load, C | 57 kN |
| Rating life coefficient, A2 | 1.9 |
| Static load, C0 | 67 kN |
| Fatigue limit load, Cu | 8.2 kN |
| Nlim (oil) | 7,700 rpm |
| Nlim (grease) | 5,800 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 | 5.99 Hz |
| Characteristic outer ring frequency, BPF0 | 7.17 Hz |
| Characteristic inner ring frequency, BPFI | 9.83 Hz |
| ra max | 3.5 mm |
| r1a max | 1.5 mm |