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13:12:06 GMT+0000 (Coordinated Universal Time)
B7215-C-T-P4S-UL
Spindle bearing
Spindle bearing B72..-C, adjusted, in pairs or sets, contact angle α = 15°, restricted tolerances
Replaces
B7215C.T.P4S.UL, B7215C.TPA.P4.UL
Product information
Metric
Imperial
Main Dimensions & Performance Data
| d | 75 mm | Bore diameter |
| D | 130 mm | Outside diameter |
| B | 25 mm | Width |
| Cr | 73.000 N | Basic dynamic load rating, radial |
| C0r | 44.500 N | Basic static load rating, radial |
| Cur | 4.650 N | Fatigue load limit, radial |
| nG Grease | 11.000 1/min | Limiting speed for grease lubrication |
| nG Oil | 18.000 1/min | Limiting speed for oil lubrication |
| ≈m | 1,183 kg | Weight |
Mounting dimensions
| da | 85 mm | Diameter shaft shoulder |
| da | h12 | Diameter shaft shoulder clearance |
| Da | 120 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 | 93 mm | Minimum diameter injection pitch |
| Etk max | 98,5 mm | Maximum diameter injection pitch |
| Etk1 min | 93 mm | Minimum diameter injection pitch |
| Etk1 max | 98,5 mm | Maximum diameter injection pitch |
| a | 26,2 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 | 15 ° | Contact angle |
Temperature range
| Tmin | -30 °C | Operating temperature min. |
| Tmax | 100 °C | Operating temperature max. |
Additional information
| FV L | 413 N | Preload force light |
| FV M | 1.314 N | Preload force medium |
| FV H | 2.617 N | Preload force heavy |
| KaE L | 1.278 N | Lift-off force light |
| KaE M | 4.401 N | Lift-off force medium |
| KaE H | 9.371 N | Lift-off force heavy |
| ca L | 87 N/µm | Axial rigidity light |
| ca M | 148 N/µm | Axial rigidity medium |
| ca H | 210 N/µm | Axial rigidity heavy |