L9-53N9Z Rotek Slewing Ring Bearings
| Brand Name: | Rotek |
| Model Number: | L9-53N9Z |
| Bearing number: | 6811NR |
| Size (mm): | 55x72x9 |
| Bore Diameter (mm): | 55 |
| Outer Diameter (mm): | 72 |
| Width (mm): | 9 |
| d: | 55 mm |
| D: | 72 mm |
| B: | 9 mm |
Product Details
| Bearing number | 6811NR |
| Size (mm) | 55x72x9 |
| Bore Diameter (mm) | 55 |
| Outer Diameter (mm) | 72 |
| Width (mm) | 9 |
| d | 55 mm |
| D | 72 mm |
| B | 9 mm |
| C | 9 mm |
| rn | 0,3 mm |
| a | 1,7 mm |
| b | 0,95 mm |
| f | 0,85 mm |
| r min. | 0,3 mm |
| r0 max. | 0,25 mm |
| D1 | 70,7 mm |
| D2 | 74,8 mm |
| da min. | 57 mm |
| da max | 59 mm |
| Da max. | 70 mm |
| ra max. | 0,3 mm |
| Dx | 76 mm |
| Cy | 2,3 mm |
| Cz | 0,9 mm |
| Weight | 0,083 Kg |
| Basic dynamic load rating (C) | 8,8 kN |
| Basic static load rating (C0) | 8,1 kN |
| (Grease) Lubrication Speed | 8 700 r/min |
| (Oil) Lubrication Speed | 10 000 r/min |