Select a different country or region to see content for your location.
United States
09:50:03 GMT+0000 (Coordinated Universal Time)
B7020-E-T-P4S-UL
Spindle bearing
Spindle bearing B70..-E, adjusted, in pairs or sets, contact angle α = 25°, restricted tolerances
Replaces
B7020E.T.P4S.UL, B7020E.TPA.P4.UL
Product information
Main Dimensions & Performance Data
| d | 100 mm | Bore diameter |
| D | 150 mm | Outside diameter |
| B | 24 mm | Width |
| Cr | 79.000 N | Basic dynamic load rating, radial |
| C0r | 55.000 N | Basic static load rating, radial |
| Cur | 5.200 N | Fatigue load limit, radial |
| nG Grease | 8.000 1/min | Limiting speed for grease lubrication |
| nG Oil | 13.000 1/min | Limiting speed for oil lubrication |
| ≈m | 1,24 kg | Weight |
Mounting dimensions
| da | 110 mm | Diameter shaft shoulder |
| da | h12 | Diameter shaft shoulder clearance |
| Da | 141 mm | Shoulder diameter outer ring |
| Da | H12 | Shoulder diameter outer ring clearance |
| ra max | 1,5 mm | Maximum recess radius |
| ra1 max | 0,6 mm | Maximum recess radius |
| Etk min | 115,5 mm | Minimum diameter injection pitch |
| Etk max | 120,8 mm | Maximum diameter injection pitch |
| Etk1 min | 115,5 mm | Minimum diameter injection pitch |
| Etk1 max | 120,8 mm | Maximum diameter injection pitch |
| a | 41,1 mm | Distance between the apexes of the pressure cones |
Dimensions
| rmin | 1,5 mm | Minimum chamfer dimension |
| r1 min | 1,5 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 | 681 N | Preload force light |
| FV M | 2.336 N | Preload force medium |
| FV H | 4.869 N | Preload force heavy |
| KaE L | 1.982 N | Lift-off force light |
| KaE M | 7.018 N | Lift-off force medium |
| KaE H | 15.103 N | Lift-off force heavy |
| ca L | 242 N/µm | Axial rigidity light |
| ca M | 385 N/µm | Axial rigidity medium |
| ca H | 521 N/µm | Axial rigidity heavy |