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HCB71903-C-2RSD-T-P4S-UL
Spindle bearing
Spindle bearing HCB719..-C-2RSD, adjusted, in pairs or sets, contact angle α = 15°, with ceramic balls, lip seals on both sides, non-contact, restricted tolerances
Product information
Main Dimensions & Performance Data
| d | 17 mm | Bore diameter |
| D | 30 mm | Outside diameter |
| B | 7 mm | Width |
| Cr | 5.300 N | Basic dynamic load rating, radial |
| C0r | 2.130 N | Basic static load rating, radial |
| Cur | 172 N | Fatigue load limit, radial |
| nG Grease | 70.000 1/min | Limiting speed for grease lubrication |
| ≈m | 0,016 kg | Weight |
Mounting dimensions
| da | 20 mm | Diameter shaft shoulder |
| da | h12 | Diameter shaft shoulder clearance |
| Da | 27,5 mm | Shoulder diameter outer ring |
| Da | H12 | Shoulder diameter outer ring clearance |
| ra max | 0,3 mm | Maximum recess radius |
| ra1 max | 0,1 mm | Maximum recess radius |
| a | 6,6 mm | Distance between the apexes of the pressure cones |
Dimensions
| rmin | 0,3 mm | Minimum chamfer dimension |
| r1 min | 0,3 mm | Minimum chamfer dimension |
| α | 15 ° | Contact angle |
Temperature range
| Tmin | -30 °C | Operating temperature min. |
| Tmax | 80 °C | Operating temperature max. |
Additional information
| FV L | 8 N | Preload force light |
| FV M | 39 N | Preload force medium |
| FV H | 89 N | Preload force heavy |
| KaE L | 22 N | Lift-off force light |
| KaE M | 123 N | Lift-off force medium |
| KaE H | 300 N | Lift-off force heavy |
| ca L | 13 N/µm | Axial rigidity light |
| ca M | 26 N/µm | Axial rigidity medium |
| ca H | 38 N/µm | Axial rigidity heavy |
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