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K566-563
Tapered roller bearing
Tapered roller bearings K-Series, in inch sizes, separable, adjusted or in pairs
Replaces
K566.563
Main Dimensions & Performance Data
| d | 69.85 mm | Bore diameter |
| D | 127 mm | Outside diameter |
| B | 36.17 mm | Width, inner ring |
| C | 28.575 mm | Width, outer ring |
| T | 36.512 mm | Width, total |
| Cr | 168,000 N | Basic dynamic load rating, radial |
| C0r | 238,000 N | Basic static load rating, radial |
| Cur | 30,500 N | Fatigue load limit, radial |
| nG | 5,600 1/min | Limiting speed |
| nϑr | 4,050 1/min | Thermal speed rating |
| ≈m | 1.95 kg | Weight |
Mounting dimensions
| da max | 78 mm | Maximum diameter of shaft shoulder |
| db min | 85 mm | Minimum diameter of shaft shoulder |
| Da min | 112 mm | Minimum diameter of housing shoulder |
| Db min | 120 mm | Minimum diameter of housing shoulder |
| Ca min | 4 mm | Minimum axial space |
| Cb min | 7.5 mm | Minimum axial space |
| ra max | 3.6 mm | Maximum fillet radius of shaft |
| rb max | 3.3 mm | Maximum fillet radius of housing |
Dimensions
| r1, 2 min | 3.6 mm | Minimum chamfer dimension of inner ring back face |
| r3, 4 min | 3.3 mm | Minimum chamfer dimension of outer ring back face |
| a | 29 mm | Distance between the apexes of the pressure cones |
| d1 | 98.5 mm | Guidance rib diameter of inner ring |
Temperature range
| Tmin | -30 °C | Operating temperature min. |
| Tmax | 120 °C | Operating temperature max. |
Calculation factors
| e | 0.36 | Limiting value of Fa/Fr for the applicability of diff. Values of factors X and Y |
| Y | 1.65 | Dynamic axial load factor |
| Y0 | 0.91 | Static axial load factor |
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