68476A Franke Slewing Ring Bearings
| Brand Name: | Franke |
| Model Number: | 68476A |
| Bearing number: | S71911 CE/P4A |
| Size (mm): | 80x55x13 |
| Bore Diameter (mm): | 80 |
| Outer Diameter (mm): | 55 |
| Width (mm): | 13 |
| d: | 55 mm |
| D: | 80 mm |
| B: | 13 mm |
Product Details
| Bearing number | S71911 CE/P4A |
| Size (mm) | 80x55x13 |
| Bore Diameter (mm) | 80 |
| Outer Diameter (mm) | 55 |
| Width (mm) | 13 |
| d | 55 mm |
| D | 80 mm |
| B | 13 mm |
| d1 | 62.75 mm |
| d2 | 60.7 mm |
| D2 | 74.7 mm |
| r1,2 - min. | 1 mm |
| r3,4 - min. | 0.3 mm |
| a | 16.2 mm |
| da - min. | 59.6 mm |
| da - max. | 62.2 mm |
| db - min. | 57 mm |
| db - max. | 60.1 mm |
| Da - max. | 75.4 mm |
| Db - max. | 78 mm |
| ra - max. | 1 mm |
| rb - max. | 0.3 mm |
| Basic dynamic load rating - C | 15.3 kN |
| Basic static load rating - C0 | 10.6 kN |
| Fatigue load limit - Pu | 0.455 kN |
| Limiting speed for grease lubrication | 24000 r/min |
| Ball - Dw | 7.938 mm |
| Ball - z | 21 |
| Calculation factor - f0 | 8.4 |
| Preload class A - GA | 83 N |
| Preload class B - GB | 250 N |
| Preload class C - GC | 500 N |
| Calculation factor - f | 1 |
| Calculation factor - f2A | 1 |
| Calculation factor - f2B | 1.04 |
| Calculation factor - f2C | 1.08 |
| Calculation factor - fHC | 1 |
| Preload class A | 42 N/micron |
| Preload class B | 67 N/micron |
| Preload class C | 92 N/micron |
| r1,2 min. | 1 mm |
| r3,4 min. | 0.3 mm |
| da min. | 59.6 mm |
| da max. | 62.2 mm |
| db min. | 57 mm |
| db max. | 60.1 mm |
| Da max. | 75.4 mm |
| Db max. | 78 mm |
| ra max. | 1 mm |
| rb max. | 0.3 mm |
| Basic dynamic load rating C | 15.3 kN |
| Basic static load rating C0 | 10.6 kN |
| Fatigue load limit Pu | 0.455 kN |
| Attainable speed for grease lubrication | 24000 r/min |
| Ball diameter Dw | 7.938 mm |
| Number of balls z | 21 |
| Preload class A GA | 83 N |
| Static axial stiffness, preload class A | 42 N/µm |
| Preload class B GB | 250 N |
| Static axial stiffness, preload class B | 67 N/µm |
| Preload class C GC | 500 N |
| Static axial stiffness, preload class C | 92 N/µm |
| Calculation factor f | 1.16 |
| Calculation factor f1 | 1 |
| Calculation factor f2A | 1 |
| Calculation factor f2B | 1.04 |
| Calculation factor f2C | 1.08 |
| Calculation factor fHC | 1 |
| Calculation factor f0 | 8.4 |
| Mass bearing | 0.17 kg |
