Specifications of SKF Bearing 6391/K-6320
| Dimension series | 6300 |
Dimensions
| d | 59.987mm | Bore diameter |
| D | 135.755mm | Outside diameter |
| T | 53.975mm | Total width |
| d1 | 97.5mm | Shoulder diameter of inner ring |
| B | 56.007mm | Width of inner ring |
| C | 44.45mm | Width of outer ring |
| r1,2 | 3.5mm | Chamfer dimension of inner ring |
| r3,4 | 3.3mm | Chamfer dimension of outer ring |
| a | 34.364mm | Distance side face to pressure point |
Abutment dimensions
| da | 78.0mm | Diameter of shaft abutment |
| db | 73.5mm | Diameter of shaft abutment |
| Da | 110.0mm | Diameter of housing abutment |
| Da | 123.5mm | Diameter of housing abutment |
| Db | 125.0mm | Diameter of housing abutment |
| Ca | 7.0mm | Minimum width of space required in housing on large side face |
| Cb | 9.5mm | Minimum width of space required in housing on small side face |
| ra | 3.5mm | Radius of shaft fillet |
| rb | 3.3mm | Radius of housing fillet |
Calculation data
| Basic dynamic load rating | C | 353.0kN |
| Basic static load rating | C0 | 400.0kN |
| Fatigue load limit | Pu | 45.5kN |
| Reference speed | 4000.0r/min | |
| Limiting speed | 5000.0r/min | |
| Limiting value | e | 0.33 |
| Axial load factor | Y | 1.8 |
| Axial load factor | Y0 | 1.0 |
Mass
| Mass | 3.94kg |
