| Bearing number |
7221CDF |
| Size (mm) |
105x190x36 |
| Bore Diameter (mm) |
105 |
| Outer Diameter (mm) |
190 |
| Width (mm) |
36 |
| d |
105 mm |
| D |
190 mm |
| B |
36 mm |
| C |
36 mm |
| Angle (α) |
15 ° |
| a - |
0.9 mm |
| r min. |
2.1 mm |
| r1 min. |
1.1 mm |
| 2B |
72 mm |
| da min. |
117 mm |
| Da max. |
183 mm |
| ra max. |
1 mm |
| Weight |
3.93 Kg |
| Basic dynamic load rating (C) |
265 kN |
| Basic static load rating (C0) |
287 kN |
| (Grease) Lubrication Speed |
4300 r/min |
| Bore Type |
Cylindrical Bore |
| Enclosure |
Open |
| Configuration |
Duplex |
| Bore Size |
105 mm |
| Outside Diameter |
190 mm |
| Width |
36 mm |
| Fillet Radius/Chamfer |
2.1 mm |
| r1 |
1.1 mm |
| Dynamic Load Rating |
265,000 N |
| Static Load Rating |
287,000 N |
| Limiting Speed - Grease |
4,300 rpm |
| Limiting Speed - Oil |
6,000 rpm |
| da1 (min) |
117 mm |
| da2 (min) |
117 mm |
| Da1 (max) |
178 mm |
| Da2 (max) |
183 mm |
| ra (max) |
2 mm |
| ra1 (max) |
1 mm |