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Stany Zjednoczone
16:49:16 GMT+0000 (Coordinated Universal Time)
B71948-C-T-P4S-UL
Spindle bearing
Spindle bearing B719..-C, adjusted, in pairs or sets, contact angle α = 15°, restricted tolerances
Main Dimensions & Performance Data
| d | 240 mm | Bore diameter |
| D | 320 mm | |
| B | 38 mm | |
| Cr | 231.000 N | Basic dynamic load rating, radial |
| C0r | 220.000 N | Basic static load rating, radial |
| Cur | 13.900 N | Fatigue load limit, radial |
| nG Grease | 4.000 1/min | Limiting speed for grease lubrication |
| nG Oil | 6.000 1/min | Limiting speed for oil lubrication |
| ≈m | 6,997 kg | Masa |
Mounting dimensions
| da | 254 mm | Diameter shaft shoulder |
| da | h12 | Diameter shaft shoulder clearance |
| Da | 307 mm | |
| Da | H12 | |
| ra max | 1 mm | Maximum recess radius |
| ra1 max | 1 mm | Maximum recess radius |
| Etk min | 264,7 mm | |
| Etk max | 272,9 mm | Maximum diameter injection pitch |
| Etk1 min | 264,7 mm | |
| Etk1 max | 272,9 mm | Maximum diameter injection pitch |
| a | 56,5 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 | 1.224 N | |
| FV M | 4.024 N | |
| FV H | 8.171 N | |
| KaE L | 3.712 N | Lift-off force light |
| KaE M | 13.066 N | Lift-off force medium |
| KaE H | 28.181 N | Lift-off force heavy |
| ca L | 207 N/µm | Axial rigidity light |
| ca M | 347 N/µm | Axial rigidity medium |
| ca H | 490 N/µm | Axial rigidity heavy |