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United States
03:32:58 GMT+0000 (Coordinated Universal Time)
B71944-C-T-P4S-UL
Spindle bearing
Spindle bearing B719..-C, adjusted, in pairs or sets, contact angle α = 15°, restricted tolerances
제품 정보
Main Dimensions & Performance Data
| d | 220 mm | Bore diameter |
| D | 300 mm | |
| B | 38 mm | |
| Cr | 224,000 N | Basic dynamic load rating, radial |
| C0r | 203,000 N | Basic static load rating, radial |
| Cur | 13,300 N | Fatigue load limit, radial |
| nG Grease | 4,300 1/min | Limiting speed for grease lubrication |
| nG Oil | 6,700 1/min | Limiting speed for oil lubrication |
| ≈m | 6.499 kg | 중량 |
Mounting dimensions
| da | 234 mm | Diameter shaft shoulder |
| da | h12 | Diameter shaft shoulder clearance |
| Da | 286 mm | |
| Da | H12 | |
| ra max | 1 mm | Maximum recess radius |
| ra1 max | 1 mm | Maximum recess radius |
| Etk min | 244.7 mm | |
| Etk max | 253.1 mm | Maximum diameter injection pitch |
| Etk1 min | 244.7 mm | |
| Etk1 max | 253.1 mm | Maximum diameter injection pitch |
| a | 53.8 mm | Distance between the apexes of the pressure cones |
Dimensions
| rmin | 2.1 mm | Minimum chamfer dimension |
| r1 min | 1.1 mm | |
| α | 15 ° | Contact angle |
Temperature range
| Tmin | -30 °C | |
| Tmax | 100 °C |
Additional information
| FV L | 1,185 N | |
| FV M | 3,886 N | |
| FV H | 7,879 N | |
| KaE L | 3,600 N | Lift-off force light |
| KaE M | 12,649 N | Lift-off force medium |
| KaE H | 27,258 N | Lift-off force heavy |
| ca L | 196 N/µm | Axial rigidity light |
| ca M | 329 N/µm | Axial rigidity medium |
| ca H | 465 N/µm | Axial rigidity heavy |