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B7021-C-2RSD-T-P4S-UL
Spindle bearing
Spindle bearing B70..-C-2RSD, adjusted, in pairs or sets, contact angle α = 15°, lip seals on both sides, non-contact, restricted tolerances
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เมตริก
อิมพีเรียล
Main Dimensions & Performance Data
| d | 105 mm | Bore diameter |
| D | 160 mm | Outside diameter |
| B | 26 mm | Width |
| Cr | 85,000 N | Basic dynamic load rating, radial |
| C0r | 61,000 N | Basic static load rating, radial |
| Cur | 5,600 N | Fatigue load limit, radial |
| nG Grease | 8,500 1/min | Limiting speed for grease lubrication |
| ≈m | 1.597 kg | น้ำหนัก |
Mounting dimensions
| da | 116 mm | Diameter shaft shoulder |
| da | h12 | Diameter shaft shoulder clearance |
| Da | 150 mm | Shoulder diameter outer ring |
| Da | H12 | Shoulder diameter outer ring clearance |
| ra max | 2 mm | Maximum recess radius |
| ra1 max | 1 mm | Maximum recess radius |
| a | 30.8 mm | Distance between the apexes of the pressure cones |
Dimensions
| rmin | 2 mm | Minimum chamfer dimension |
| r1 min | 2 mm | Minimum chamfer dimension |
| α | 15 ° | Contact angle |
Temperature range
| Tmin | -30 °C | Operating temperature min. |
| Tmax | 80 °C | Operating temperature max. |
Additional information
| FV L | 471 N | Preload force light |
| FV M | 1,511 N | Preload force medium |
| FV H | 3,027 N | Preload force heavy |
| KaE L | 1,447 N | Lift-off force light |
| KaE M | 5,010 N | Lift-off force medium |
| KaE H | 10,710 N | Lift-off force heavy |
| ca L | 107 N/µm | Axial rigidity light |
| ca M | 181 N/µm | Axial rigidity medium |
| ca H | 257 N/µm | Axial rigidity heavy |