NSK 5304J Angular Contact Ball Bearings
We work closely with our JiNan Hope Hydraulic Co., Itd NSK 5304J Angular Contact Ball Bearings manufacturing partners to 66.675x123.825x38.1 66,675 Bore Diameter (mm) bring the best value to customers. 66.675x123.825x38.1 Size (mm)
Product Details
| Bearing number | 4T-560/552A |
| Size (mm) | 66.675x123.825x38.1 |
| Bore Diameter (mm) | 66,675 |
| Outer Diameter (mm) | 123,825 |
| Width (mm) | 38,1 |
| d | 66,675 mm |
| D | 123,825 mm |
| T | 38,1 mm |
| B | 36,678 mm |
| C | 30,162 mm |
| ra1 max. | 3,3 mm |
| a | 9,4 mm |
| Da | 109 mm |
| db | 75 mm |
| ra max. | 3,5 mm |
| da | 81 mm |
| Db | 116 mm |
| Weight | 1,92 Kg |
| Basic dynamic load rating (C) | 158 kN |
| Basic static load rating (C0) | 216 kN |
| (Grease) Lubrication Speed | 3 000 r/min |
| (Oil) Lubrication Speed | 4 100 r/min |
| Calculation factor (e) | 0,35 |
| Calculation factor (Y0) | 0,95 |
| d1 | 92.5 mm |
| e | 0.35 |
| Y2 | 1.73 |
| Y0 | 0.95 |
| Mass | 1.92 kg |
| Dynamic load, C | 158 kN |
| Rating life coefficient, A2 | 1.4 |
| Static load, C0 | 216 kN |
| Fatigue limit load, Cu | 26.3 kN |
| Nlim (oil) | 4,100 rpm |
| Nlim (grease) | 3,000 rpm |
| Min operating temperature, Tmin | -40 °C |
| Max operating temperature, Tmax | 120 °C |
| Characteristic cage frequency, FTF | 0.43 Hz |
| Characteristic rolling element frequency, BSF | 7.04 Hz |
| Characteristic outer ring frequency, BPF0 | 8.21 Hz |
| Characteristic inner ring frequency, BPFI | 10.79 Hz |
| ra max | 3.5 mm |
| r1a max | 3.3 mm |
