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23:43:22 GMT+0000 (Coordinated Universal Time)
HCM71914-C-T-P4S-UL-XL
High speed spindle bearing
High speed spindle bearing HCM719..-C, adjusted, in pairs or sets, contact angle α = 17°, with ceramic balls, restricted tolerances
Main Dimensions & Performance Data
| d | 70 mm | Bore diameter |
| D | 100 mm | Outside diameter |
| B | 16 mm | Width |
| Cr | 27,000 N | Basic dynamic load rating, radial |
| C0r | 15,000 N | Basic static load rating, radial |
| Cur | 1,210 N | Fatigue load limit, radial |
| nG Grease | 24,000 1/min | Limiting speed for grease lubrication |
| nG Oil | 36,000 1/min | Limiting speed for oil lubrication |
| ≈m | 255.05 g | Weight |
Mounting dimensions
| da | 76 mm | Diameter shaft shoulder |
| da | h12 | Diameter shaft shoulder clearance |
| Da | 94.5 mm | Shoulder diameter outer ring |
| Da | H12 | Shoulder diameter outer ring clearance |
| ra max | 0.6 mm | Maximum recess radius |
| ra1 max | 0.3 mm | Maximum recess radius |
| Etk min | 79.3 mm | Minimum diameter injection pitch |
| Etk max | 82.1 mm | Maximum diameter injection pitch |
| Etk1 min | 75.7 mm | Minimum diameter injection pitch |
| Etk1 max | 82.1 mm | Maximum diameter injection pitch |
| a | 21 mm | Distance between the apexes of the pressure cones |
Dimensions
| rmin | 1 mm | Minimum chamfer dimension |
| r1 min | 0.6 mm | Minimum chamfer dimension |
| α | 17 ° | Contact angle |
Temperature range
| Tmin | -30 °C | Operating temperature min. |
| Tmax | 100 °C | Operating temperature max. |
Additional information
| FV L | 116 N | Preload force light |
| FV M | 306 N | Preload force medium |
| FV H | 641 N | Preload force heavy |
| KaE L | 337 N | Lift-off force light |
| KaE M | 910 N | Lift-off force medium |
| KaE H | 1,965 N | Lift-off force heavy |
| ca L | 65 N/µm | Axial rigidity light |
| ca M | 93 N/µm | Axial rigidity medium |
| ca H | 125 N/µm | Axial rigidity heavy |