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HCM71921-EDLR-T-P4S-UL-XL
High speed spindle bearing
High speed spindle bearing HCM719..-EDLR, adjusted, in pairs or sets, contact angle α = 25°, with ceramic balls, restricted tolerances, for direct oil feed via outer ring, with inserted O rings
Frequently bought together
Main Dimensions & Performance Data
| d | 105 mm | Bore diameter |
| D | 145 mm | Outside diameter |
| B | 20 mm | Width |
| Cr | 37,000 N | Basic dynamic load rating, radial |
| C0r | 24,400 N | Basic static load rating, radial |
| Cur | 1,760 N | Fatigue load limit, radial |
| nG Grease | 16,000 1/min | Limiting speed for grease lubrication |
| nG Oil | 22,000 1/min | Limiting speed for oil lubrication |
| ≈m | 0.69 kg | Weight |
Mounting dimensions
| da | 112 mm | Diameter shaft shoulder |
| da | h12 | Diameter shaft shoulder clearance |
| Da | 138 mm | Shoulder diameter outer ring |
| Da | H12 | Shoulder diameter outer ring clearance |
| ra max | 0.6 mm | Maximum recess radius |
| ra1 max | 0.6 mm | Maximum recess radius |
| BN | 3.4 mm | Distance ring grooves |
| BN1 | 3.4 mm | Distance ring grooves |
| SN | 12 mm | Distance to lubrication hole |
| SB | 2.2 mm | Width of lubricating groove |
| a | 39.1 mm | Distance between the apexes of the pressure cones |
Dimensions
| rmin | 1.1 mm | Minimum chamfer dimension |
| r1 min | 0.6 mm | Minimum chamfer dimension |
| α | 25 ° | Contact angle |
Temperature range
| Tmin | -30 °C | Operating temperature min. |
| Tmax | 100 °C | Operating temperature max. |
Additional information
| FV L | 285 N | Preload force light |
| FV M | 745 N | Preload force medium |
| FV H | 1,549 N | Preload force heavy |
| KaE L | 815 N | Lift-off force light |
| KaE M | 2,157 N | Lift-off force medium |
| KaE H | 4,546 N | Lift-off force heavy |
| ca L | 189 N/µm | Axial rigidity light |
| ca M | 265 N/µm | Axial rigidity medium |
| ca H | 346 N/µm | Axial rigidity heavy |
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