| Bearing number |
4T-2788/2729 |
| Size (mm) |
38.1x76.2x25.654 |
| Bore Diameter (mm) |
38,1 |
| Outer Diameter (mm) |
76,2 |
| Width (mm) |
25,654 |
| d |
38,1 mm |
| D |
76,2 mm |
| T |
25,654 mm |
| B |
25,654 mm |
| C |
19,05 mm |
| a |
16 mm |
| rs min |
3.56 mm |
| r1s min |
0.8 mm |
| e |
0.3 |
| Y2 |
1.98 |
| Y0 |
1.09 |
| Mass |
0.5 kg |
| Dynamic load, C |
73 kN |
| Rating life coefficient, A2 |
1.4 |
| Static load, C0 |
90.5 kN |
| Nlim (oil) |
6,800 rpm |
| Nlim (grease) |
5,100 rpm |
| Min operating temperature, Tmin |
-40 °C |
| Max operating temperature, Tmax |
120 °C |
| Characteristic cage frequency, FTF |
0.42 Hz |
| Characteristic rolling element frequency, BSF |
6.34 Hz |
| Characteristic outer ring frequency, BPF0 |
7.22 Hz |
| Characteristic inner ring frequency, BPFI |
9.78 Hz |
| ra max |
3.5 mm |
| r1a max |
0.8 mm |