| Bearing number |
4T-560S/552A |
| Size (mm) |
68.262x123.825x38.1 |
| Bore Diameter (mm) |
68,262 |
| Outer Diameter (mm) |
123,825 |
| Width (mm) |
38,1 |
| d |
68,262 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 |
76 mm |
| ra max. |
3,5 mm |
| da |
83 mm |
| Db |
116 mm |
| Weight |
1,87 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 |
1.87 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 |