SNR EX212 deep groove ball bearings
Online SNR EX212 deep groove ball bearings Expert.More Choices. 12×31.991×10.785 Size (mm) SNR EX212 deep groove ball bearings in Stock & Ready to Ship Now!
| Size (mm) | 12×31.991×10.785 |
| Bore Diameter (mm) | 12 |
| Outer Diameter (mm) | 31,991 |
| Width (mm) | 10,785 |
| d | 12 mm |
| D | 31,991 mm |
| T | 10,785 mm |
| B | 10,785 mm |
| C | 7,938 mm |
| a | 7.1 mm |
| rs min | 0.8 mm |
| r1s min | 1.3 mm |
| e | 0.41 |
| Y2 | 1.48 |
| Y0 | 0.81 |
| Mass | 0.05 kg |
| Dynamic load, C | 10.8 kN |
| Rating life coefficient, A2 | 1.4 |
| Static load, C0 | 9.45 kN |
| Nlim (oil) | 18,000 rpm |
| Nlim (grease) | 13,000 rpm |
| Min operating temperature, Tmin | -40 °C |
| Max operating temperature, Tmax | 120 °C |
| Characteristic cage frequency, FTF | 0.4 Hz |
| Characteristic rolling element frequency, BSF | 4.86 Hz |
| Characteristic outer ring frequency, BPF0 | 4.04 Hz |
| Characteristic inner ring frequency, BPFI | 5.96 Hz |
| ra max | 0.8 mm |
| r1a max | 1.3 mm |
Detailed Parameters
parameter：
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