| Bearing number |
7220BDT |
| Size (mm) |
100x180x34 |
| Bore Diameter (mm) |
100 |
| Outer Diameter (mm) |
180 |
| Width (mm) |
34 |
| d |
100 mm |
| D |
180 mm |
| B |
34 mm |
| C |
34 mm |
| Angle (α) |
40 ° |
| a |
41.8 mm |
| r min. |
2.1 mm |
| r1 min. |
1.1 mm |
| 2B |
68 mm |
| da min. |
107 mm |
| Da max. |
173 mm |
| ra max. |
1 mm |
| Weight |
3.32 Kg |
| Basic dynamic load rating (C) |
219 kN |
| Basic static load rating (C0) |
237 kN |
| (Grease) Lubrication Speed |
2200 r/min |
| Bore Type |
Cylindrical Bore |
| Enclosure |
Open |
| Configuration |
Duplex |
| Bore Size |
100 mm |
| Outside Diameter |
180 mm |
| Width |
34 mm |
| Fillet Radius/Chamfer |
2.1 mm |
| r1 |
1.1 mm |
| Dynamic Load Rating |
219,000 N |
| Static Load Rating |
237,000 N |
| Limiting Speed - Grease |
2,200 rpm |
| Limiting Speed - Oil |
3,000 rpm |
| da1 (min) |
112 mm |
| da2 (min) |
107 mm |
| Da1 (max) |
168 mm |
| Da2 (max) |
173 mm |
| ra (max) |
2 mm |
| ra1 (max) |
1 mm |