| Bearing number |
4T-1380/1328 |
| Size (mm) |
22.225x52.388x19.368 |
| Bore Diameter (mm) |
22,225 |
| Outer Diameter (mm) |
52,388 |
| Width (mm) |
19,368 |
| d |
22,225 mm |
| D |
52,388 mm |
| T |
19,368 mm |
| B |
20,168 mm |
| C |
14,288 mm |
| ra1 max. |
1,5 mm |
| a |
7,4 mm |
| Da |
45 mm |
| db |
27 mm |
| ra max. |
1,5 mm |
| da |
29,5 mm |
| Db |
48,5 mm |
| Weight |
0,2 Kg |
| Basic dynamic load rating (C) |
40,5 kN |
| Basic static load rating (C0) |
43 kN |
| (Grease) Lubrication Speed |
7 600 r/min |
| (Oil) Lubrication Speed |
10 000 r/min |
| Calculation factor (e) |
0,29 |
| Calculation factor (Y0) |
1,13 |
| d1 |
36.5 mm |
| e |
0.29 |
| Y2 |
2.05 |
| Y0 |
1.13 |
| Mass |
0.2 kg |
| Dynamic load, C |
40.5 kN |
| Rating life coefficient, A2 |
1.4 |
| Static load, C0 |
43 kN |
| Fatigue limit load, Cu |
5.2 kN |
| Nlim (oil) |
10,000 rpm |
| Nlim (grease) |
7,600 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 |
4.97 Hz |
| Characteristic outer ring frequency, BPF0 |
5.67 Hz |
| Characteristic inner ring frequency, BPFI |
8.33 Hz |
| ra max |
1.5 mm |
| r1a max |
1.5 mm |