320TDO550-1 NSK Double Row Double Row Bearings
| Brand Name: | NSK |
| Model Number: | 320TDO550-1 |
| Bearing number: | 6809N |
| Size (mm): | 45x58x7 |
| Bore Diameter (mm): | 45 |
| Outer Diameter (mm): | 58 |
| Width (mm): | 7 |
| d: | 45 mm |
| D: | 58 mm |
| B: | 7 mm |
Product Details
| Bearing number | 6809N |
| Size (mm) | 45x58x7 |
| Bore Diameter (mm) | 45 |
| Outer Diameter (mm) | 58 |
| Width (mm) | 7 |
| d | 45 mm |
| D | 58 mm |
| B | 7 mm |
| C | 7 mm |
| a | 1.3 mm |
| b | 0.95 mm |
| r min. | 0.3 mm |
| r1 min. | 0.3 mm |
| D1 | 56.7 mm |
| Weight | 0.042 Kg |
| Basic dynamic load rating (C) | 5,35 kN |
| Basic static load rating (C0) | 4,9 kN |
| (Grease) Lubrication Speed | 11000 r/min |
| Bore Type | Cylindrical Bore |
| Enclosure | Open |
| Configuration | Single Row |
| Bore Size | 45 mm |
| Outside Diameter | 58 mm |
| Width | 7 mm |
| Fillet Radius/Chamfer | 0.3 mm |
| r1 | 0.3 mm |
| Groove Width | 1 mm |
| Groove Diameter | 56.7 mm |
| a (max) | 1.3 mm |
| Dynamic Load Rating | 5,350 N |
| Static Load Rating | 4,900 N |
| Limiting Speed - Grease | 11,000 rpm |
| Limiting Speed - Oil | 13,000 rpm |
| Factor fo | 16.1 |
| Radial Clearance | 0.006 to 0.023 mm |
| da (min) | 47 mm |
| Da (max) | 56 mm |
| Dx (min) | 61.5 mm |
| ra (max) | 0.3 mm |
| Cy (max) | 1.8 mm |
