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VCM71906-E-T-P4S-UL-XL
High speed spindle bearing
High speed spindle bearing VCM719..-E, adjusted, in pairs or sets, contact angle α = 25°, with ceramic balls, rings made from Vacrodur, restricted tolerances
Main Dimensions & Performance Data
| d | 30 mm | Bore diameter |
| D | 47 mm | Outside diameter |
| B | 9 mm | Width |
| Cr | 15.900 N | Basic dynamic load rating, radial |
| C0r | 4.100 N | Basic static load rating, radial |
| Cur | 208 N | Fatigue load limit, radial |
| nG Grease | 53.000 1/min | Limiting speed for grease lubrication |
| nG Oil | 80.000 1/min | Limiting speed for oil lubrication |
| ≈m | 0,039 kg | Weight |
Mounting dimensions
| da | 34 mm | Diameter shaft shoulder |
| da | h12 | Diameter shaft shoulder clearance |
| Da | 43,5 mm | Shoulder diameter outer ring |
| Da | H12 | Shoulder diameter outer ring clearance |
| ra max | 0,3 mm | Maximum recess radius |
| ra1 max | 0,15 mm | Maximum recess radius |
| Etk min | 35,7 mm | Minimum diameter injection pitch |
| Etk max | 37 mm | Maximum diameter injection pitch |
| Etk1 min | 33,9 mm | Minimum diameter injection pitch |
| Etk1 max | 37 mm | Maximum diameter injection pitch |
| a | 13,5 mm | Distance between the apexes of the pressure cones |
Dimensions
| rmin | 0,3 mm | Minimum chamfer dimension |
| r1 min | 0,15 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 | 30 N | Preload force light |
| FV M | 80 N | Preload force medium |
| FV H | 166 N | Preload force heavy |
| KaE L | 87 N | Lift-off force light |
| KaE M | 230 N | Lift-off force medium |
| KaE H | 484 N | Lift-off force heavy |
| ca L | 54 N/µm | Axial rigidity light |
| ca M | 75 N/µm | Axial rigidity medium |
| ca H | 98 N/µm | Axial rigidity heavy |
All
English
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Services
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Tables
2017-09-15 | Katalog | MH1 Technical principles | Englisch
Technical principles
2021-03-8 | Sonderdruck | SSD 41 | Englisch
Vacrodur
2019-10-2 | Sonderdruck | SSD 40 | Englisch
