Four Row Cylindrical Roller Bearings NTN 4R4449
| D: | 280 mm |
| ra max: | 2 mm |
| Radial clearance class: | C3 |
| Y1: | 2.95 |
| Characteristic inner ring frequency, BPFI: | 13.39 Hz |
| Characteristic rolling element frequency, BSF: | 8.42 Hz |
| Number of lubrication holes: | 3 |
| e: | 0.23 |
Product Details
| D | 280 mm |
| ra max | 2 mm |
| Radial clearance class | C3 |
| Y1 | 2.95 |
| Characteristic inner ring frequency, BPFI | 13.39 Hz |
| Characteristic rolling element frequency, BSF | 8.42 Hz |
| Number of lubrication holes | 3 |
| e | 0.23 |
| Nref | 2,000 rpm |
| Fatigue limit load, Cu | 113 kN |
Company Profile
| Worktime |
9:00-18:00 |
| Phone |
Tel:+65-3159 1338 |
