Description
Metric
Imperial
Main Dimensions & Performance Data
| d | 50 mm | Bore diameter |
| D | 80 mm | Outside diameter |
| B | 16 mm | Width |
| Cr | 20,770 N | Basic dynamic load rating, radial |
| C0r | 15,600 N | Basic static load rating, radial |
| Cur | 920 N | Fatigue load limit, radial |
| nG | 10,300 1/min | Limiting speed |
| nϑr | 8,900 1/min | Reference speed |
| ≈m | 0.254 kg | Weight |
Mounting dimensions
| da min | 54.6 mm | Minimum diameter shaft shoulder |
| Da max | 75.4 mm | Maximum diameter of housing shoulder |
| ra max | 1 mm | Maximum fillet radius |
Dimensions
| rmin | 1 mm | Minimum chamfer dimension |
| D2 | 73.1 mm | Caliber diameter outer ring |
| d2 | 56.7 mm | Caliber diameter inner ring |
Temperature range
| Tmin | -20 °C | Operating temperature min. |
| Tmax | 120 °C | Operating temperature max. |
Calculation factors
| f0 | 15.7 | Calculation factor |
Your current product variant
| Changed internal design | H | Design variant H (H-Series) |
| Sealing | 2Z | Non-contact shield on both sides |
| Cage | JN | steel sheet metal |
| Tolerance class | PN | Normal (PN) |
| Dimensional / heat stabilization | SN | Rings dimensional stabilized up to 120° |
| Lubricant | Lubricating grease | – |
| Fill factor | Standard | |
| Radial internal clearance | CN | Group N (CN) |
| Bore type | Z | Cylindrical |
Characteristics
