NSK 1304 K self aligning ball bearings
NSK 1304 K self aligning ball bearings Industries and Applications ? We sell discount 280 mm D 170 mm d online as well as cheap machinery 88 mm B parts.
| d | 170 mm |
| D | 280 mm |
| B | 88 mm |
| D1 | 249.7 mm |
| rs min | 2.1 mm |
| Number of lubrication holes | 3 |
| b | 13.7 mm |
| k | 6 mm |
| e | 0.28 |
| Y1 | 2.39 |
| Y2 | 3.56 |
| Y0 | 2.34 |
| Radial clearance class | CN |
| Mass | 21.55 kg |
| Dynamic load, C | 1,270 kN |
| Static load, C0 | 1,700 kN |
| Fatigue limit load, Cu | 112 kN |
| Nref | 1,700 rpm |
| Nlim | 2,300 rpm |
| Min operating temperature, Tmin | -40 °C |
| Max operating temperature, Tmax | 200 °C |
| Characteristic cage frequency, FTF | 0.44 Hz |
| Characteristic rolling element frequency, BSF | 7.74 Hz |
| Characteristic outer ring frequency, BPF0 | 9.62 Hz |
| Characteristic inner ring frequency, BPFI | 12.38 Hz |
| da min | 182 mm |
| Da max | 268 mm |
| ra max | 2 mm |
Detailed Parameters
parameter：
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