TIMKEN NU313EMA Roller Bearings
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Product Details
| Bearing number | 7308BDB |
| Size (mm) | 40x90x23 |
| Bore Diameter (mm) | 40 |
| Outer Diameter (mm) | 90 |
| Width (mm) | 23 |
| d | 40 mm |
| D | 90 mm |
| B | 23 mm |
| C | 23 mm |
| Angle (α) | 40 ° |
| a | 15.8 mm |
| r min. | 1.5 mm |
| r1 min. | 1 mm |
| 2B | 46 mm |
| da min. | 45 mm |
| Da max. | 84.6 mm |
| ra max. | 1 mm |
| Weight | 0.655 Kg |
| Basic dynamic load rating (C) | 75 kN |
| Basic static load rating (C0) | 62,5 kN |
| (Grease) Lubrication Speed | 5000 r/min |
| Bore Type | Cylindrical Bore |
| Enclosure | Open |
| Configuration | Duplex |
| Bore Size | 40 mm |
| Outside Diameter | 90 mm |
| Width | 23 mm |
| Fillet Radius/Chamfer | 1.5 mm |
| r1 | 1 mm |
| Dynamic Load Rating | 75,000 N |
| Static Load Rating | 62,500 N |
| Limiting Speed - Grease | 5,000 rpm |
| Limiting Speed - Oil | 6,700 rpm |
| da1 (min) | 49 mm |
| da2 (min) | 45 mm |
| Da1 (max) | 81 mm |
| Da2 (max) | 84.6 mm |
| ra (max) | 1.5 mm |
| ra1 (max) | 1 mm |