190 mm x 260 mm x 69 mm Loyal NA4938 needle roller bearings
| Brand Name |
Loyal |
| Model Number |
NA4938 |
| Min.Order Quantity |
1 pcs |
| Price |
Negotiable |
Product Features
Loyal NA4938 bearing Size Chart (mm/inches) |
|---|
| d | 80 mm |
| D | 170 mm |
| B | 39 mm |
| E | 151 mm |
| F | 101 mm |
| d1 | 110.4 mm |
| rs min | 2.1 mm |
| r1s min | 2.1 mm |
| Radial clearance class | C3 |
| Mass (without HJ ring) | 4.12 kg |
| Dynamic load, C | 259 kN |
| Static load, C0 | 287 kN |
| Fatigue limit load, Cu | 32.7 kN |
| Nref | 3,800 rpm |
| Nlim | 4,900 rpm |
| Min operating temperature, Tmin | -20 °C |
| Max operating temperature, Tmax | 120 °C |
| Characteristic cage frequency, FTF | 0.4 Hz |
| Characteristic rolling element frequency, BSF | 4.84 Hz |
| Characteristic outer ring frequency, BPF0 | 5.21 Hz |
| Characteristic inner ring frequency, BPFI | 7.79 Hz |
| da min | 91 mm |
| Da max | 159 mm |
| Db min | 153 mm |
| Dc max | 147 mm |
| ra max | 2 mm |
| r1a max | 2 mm |