| Bearing number |
4T-30308 |
| Size (mm) |
40x90x25.25 |
| Bore Diameter (mm) |
40 |
| Outer Diameter (mm) |
90 |
| Width (mm) |
25,25 |
| d |
40 mm |
| D |
90 mm |
| T |
25,25 mm |
| B |
23 mm |
| C |
20 mm |
| ra1 max. |
1,5 mm |
| a |
19,5 mm |
| r min. |
2 mm |
| r1 min. |
1,5 mm |
| da min. |
50 mm |
| Da min |
77 mm |
| Da max. |
81,5 mm |
| db max. |
52 mm |
| Db min. |
82 mm |
| ra max. |
2 mm |
| Sa |
3 mm |
| Sb |
5 mm |
| Weight |
0,769 Kg |
| Basic dynamic load rating (C) |
91,5 kN |
| Basic static load rating (C0) |
102 kN |
| (Grease) Lubrication Speed |
4 400 r/min |
| (Oil) Lubrication Speed |
5 900 r/min |
| Calculation factor (e) |
0,35 |
| Calculation factor (Y0) |
0,96 |
| d1 |
63.5 mm |
| rs min |
2 mm |
| r1s min |
1.5 mm |
| e |
0.35 |
| Y2 |
1.74 |
| Y0 |
0.96 |
| Mass |
0.77 kg |
| ISO 355 reference |
T2FB040 |
| Dynamic load, C |
91.5 kN |
| Rating life coefficient, A2 |
1.4 |
| Static load, C0 |
102 kN |
| Fatigue limit load, Cu |
12.4 kN |
| Nlim (oil) |
5,900 rpm |
| Nlim (grease) |
4,400 rpm |
| Min operating temperature, Tmin |
-40 °C |
| Max operating temperature, Tmax |
120 °C |
| Characteristic cage frequency, FTF |
0.41 Hz |
| Characteristic rolling element frequency, BSF |
5.27 Hz |
| Characteristic outer ring frequency, BPF0 |
6.57 Hz |
| Characteristic inner ring frequency, BPFI |
9.43 Hz |
| da max |
52 mm |
| db min |
50 mm |
| Da max |
81.5 mm |
| Db min |
82 mm |
| Ca min |
3 mm |
| Cb min |
5 mm |
| ra max |
2 mm |
| r1a max |
1.5 mm |
| Category |
Roller Bearings |
| Inventory |
0.0 |
| Minimum Buy Quantity |
N/A |
| Product Group |
B04334 |