| HR30205J |
| ISO | 3CC | ISO355 dimension series approx. |
| d | 25 | mm | Bore diameter |
| D | 52 | mm | Outside diameter |
| T | 16.25 | mm | Total width |
| B | 15 | mm | Width of inner ring |
| C | 13 | mm | Width of outer ring |
| Cup r (min.) | 1 | mm | Chamfer dimension of outer ring (Cup) |
| Cone r (min.) | 1 | mm | Chamfer dimension of inner ring (Cone) |
| Cr | 39500 | N | Basic dynamic load rating |
| C0r | 35000 | N | Basic static load rating |
| Grease | 7100 | min-1 | Grease lubrication |
| Oil (Oil-bath) | 10000 | min-1 | Oil-bath lubrication |
| a | 12.7 | mm | Effective load center |
| da (min.) | 34 | mm | Diameter of shaft abutment (min) |
| Db (min.) | 48.5 | mm | Diameter of housing abutment |
| Da (min.) | 44 | mm | Diameter of housing abutment |
| Da (max.) | 46 | mm | Diameter of housing abutment |
| Sa | 2 | mm | Minimum width of space required in housing on large side face |
| Sb | 3 | mm | Minimum width of space required in housing on small side face |
| db (max.) | 31 | mm | Diameter of shaft abutment |
| ra (max.) | 1 | mm | Radius of shaft or housing fillet of inner ring |
| ra (max.) | 1 | mm | Radius of shaft or housing fillet of outer ring |
| e | 0.38 | Constant | |
| Y0 | 0.88 | Axial load Factors | |
| Y1 | 1.6 | Axial load Factors |
| Mass approx. | 0.157 | kg | Mass approx. |
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