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Main Dimensions & Performance Data
| Fw | 12 mm | Bore diameter |
| D | 21 mm | Outside diameter |
| C | 18 mm | Height |
| Cr | 5,400 N | Basic dynamic load rating, radial |
| C0r | 4,300 N | Basic static load rating, radial |
| Ca | 4,850 N | Basic dynamic load rating, axial |
| C0a | 8,200 N | Basic static load rating, axial |
| Cur | 840 N | Fatigue load limit, radial |
| Cua | 375 N | Fatigue load limit, axial |
| nG | 9,500 1/min | Limiting speed |
| ≈m | 23.69 g | Weight |
Mounting dimensions
| da | 16.6 mm | Mounting dimension shaft shoulder |
| ra max | 0.3 mm | Maximum recess radius |
| D1 | 23.7 mm | Connection diameter snap ring |
| C2 | 10 mm | Connection width with snap ring |
Dimensions
| C1 | 4.7 mm | Distance to lubrication hole |
| C2 | 4.7 mm | Distance to lubrication hole |
| dw | 12 mm | Bore diameter of shaft washer |
| rmin | 0.3 mm | Minimum chamfer dimension |
Temperature range
| Tmin | -30 °C | Operating temperature min. |
| Tmax | 120 °C | Operating temperature max. |
Additional information
IR8X12X10-IS1-XL | Suitable inner rings IR | |
WR21, SW21 | Snap ring |
Your current product variant
| Sealing | Z | Bearing with end cap |
| Cage | Standard | Standard |