Bearing 31320X Timken 31320X Timken bearing Size Chart (mm/inches) |
|---|
| Bearing number | 7004CDF |
| Size (mm) | 20x42x12 |
| Bore Diameter (mm) | 20 |
| Outer Diameter (mm) | 42 |
| Width (mm) | 12 |
| d | 20 mm |
| D | 42 mm |
| B | 12 mm |
| C | 12 mm |
| Angle (α) | 15 ° |
| a - | 2.4 mm |
| r min. | 0.6 mm |
| r1 min. | 0.3 mm |
| 2B | 24 mm |
| da min. | 24 mm |
| Da max. | 40 mm |
| ra max. | 0.3 mm |
| Weight | 0.079 Kg |
| Basic dynamic load rating (C) | 18,2 kN |
| Basic static load rating (C0) | 13,2 kN |
| (Grease) Lubrication Speed | 21000 r/min |
| Bore Type | Cylindrical Bore |
| Enclosure | Open |
| Configuration | Duplex |
| Bore Size | 20 mm |
| Outside Diameter | 42 mm |
| Width | 12 mm |
| Fillet Radius/Chamfer | 0.6 mm |
| r1 | 0.3 mm |
| Dynamic Load Rating | 18,200 N |
| Static Load Rating | 13,200 N |
| Limiting Speed - Grease | 21,000 rpm |
| Limiting Speed - Oil | 28,000 rpm |
| da1 (min) | 24 mm |
| da2 (min) | 24 mm |
| Da1 (max) | 38 mm |
| Da2 (max) | 40 mm |
| ra (max) | 0.6 mm |
| ra1 (max) | 0.3 mm |