8 0270 04 Rollix Slewing Ring Bearings
| Brand Name: | Rollix |
| Model Number: | 8 0270 04 |
| Bearing number: | 719/8 CE/HCP4A |
| Size (mm): | 19x8x6 |
| Bore Diameter (mm): | 19 |
| Outer Diameter (mm): | 8 |
| Width (mm): | 6 |
| d: | 8 mm |
| D: | 19 mm |
| B: | 6 mm |
Product Details
| Bearing number | 719/8 CE/HCP4A |
| Size (mm) | 19x8x6 |
| Bore Diameter (mm) | 19 |
| Outer Diameter (mm) | 8 |
| Width (mm) | 6 |
| d | 8 mm |
| D | 19 mm |
| B | 6 mm |
| d1 | 11.3 mm |
| d2 | 10.76 mm |
| D1 | 15.7 mm |
| r1,2 - min. | 0.3 mm |
| r3,4 - min. | 0.15 mm |
| a | 5 mm |
| da - min. | 10 mm |
| db - min. | 10 mm |
| Da - max. | 17 mm |
| Db - max. | 18.2 mm |
| ra - max. | 0.3 mm |
| rb - max. | 0.15 mm |
| dn | 12.2 mm |
| Basic dynamic load rating - C | 1.7 kN |
| Basic static load rating - C0 | 0.63 kN |
| Fatigue load limit - Pu | 0.027 kN |
| Limiting speed for grease lubrication | 145000 r/min |
| Limiting speed for oil lubrication | 220000 mm/min |
| Ball - Dw | 3.175 mm |
| Ball - z | 9 |
| Gref | 0.09 cm3 |
| Calculation factor - f0 | 7.2 |
| Preload class A - GA | 9 N |
| Preload class B - GB | 27 N |
| Preload class C - GC | 55 N |
| Calculation factor - f | 1 |
| Calculation factor - f2A | 1 |
| Calculation factor - f2B | 1.05 |
| Calculation factor - f2C | 1.09 |
| Calculation factor - fHC | 1.01 |
| Preload class A | 9 N/micron |
| Preload class B | 14 N/micron |
| Preload class C | 20 N/micron |
| r1,2 min. | 0.3 mm |
| r3,4 min. | 0.15 mm |
| da min. | 10 mm |
| db min. | 10 mm |
| Da max. | 17 mm |
| Db max. | 18.2 mm |
| ra max. | 0.3 mm |
| rb max. | 0.15 mm |
| Basic dynamic load rating C | 1.74 kN |
| Basic static load rating C0 | 0.63 kN |
| Fatigue load limit Pu | 0.027 kN |
| Attainable speed for grease lubrication | 145000 r/min |
| Attainable speed for oil-air lubrication | 220000 r/min |
| Ball diameter Dw | 3.175 mm |
| Number of balls z | 9 |
| Reference grease quantity Gref | 0.09 cm³ |
| Preload class A GA | 9 N |
| Static axial stiffness, preload class A | 9 N/µm |
| Preload class B GB | 27 N |
| Static axial stiffness, preload class B | 14 N/µm |
| Preload class C GC | 55 N |
| Static axial stiffness, preload class C | 20 N/µm |
| Calculation factor f | 1.02 |
| Calculation factor f1 | 1 |
| Calculation factor f2A | 1 |
| Calculation factor f2B | 1.05 |
| Calculation factor f2C | 1.09 |
| Calculation factor fHC | 1.01 |
| Calculation factor f0 | 7.2 |
| Mass bearing | 0.006 kg |