| Bearing number |
5304N |
| Size (mm) |
20x52x22.2 |
| Bore Diameter (mm) |
20 |
| Outer Diameter (mm) |
52 |
| Width (mm) |
22.2 |
| d |
20 mm |
| D |
52 mm |
| B |
22.2 mm |
| C |
22.2 mm |
| a |
2.46 mm |
| b |
1.35 mm |
| r min. |
1.1 mm |
| D1 |
49.73 mm |
| Weight |
0.230 Kg |
| Basic dynamic load rating (C) |
21,7 kN |
| Basic static load rating (C0) |
13,3 kN |
| (Grease) Lubrication Speed |
9000 r/min |
| Bore Type |
Cylindrical Bore |
| Enclosure |
Open |
| Configuration |
Double Row |
| Bore Size |
20 mm |
| Outside Diameter |
52 mm |
| Width |
22.2 mm |
| Fillet Radius/Chamfer |
1.1 mm |
| Groove Width |
1.4 mm |
| Groove Diameter |
49.7 mm |
| a (max) |
2.5 mm |
| Dynamic Load Rating |
21,700 N |
| Static Load Rating |
13,300 N |
| Limiting Speed - Grease |
9,000 rpm |
| Limiting Speed - Oil |
11,000 rpm |
| Radial Clearance |
0.005 to 0.020 mm |
| da |
27 mm |
| Da |
45 mm |
| Dx |
58.5 mm |
| ra |
1 mm |
| Cy |
3.3 mm |