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Stany Zjednoczone
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B7202-E-T-P4S-UL
Spindle bearing
Spindle bearing B72..-E, adjusted, in pairs or sets, contact angle α = 25°, restricted tolerances
Zastępuje
B7202E.T.P4S.UL, B7202E.TPA.P4.UL
Main Dimensions & Performance Data
| d | 15 mm | Bore diameter |
| D | 35 mm | |
| B | 11 mm | |
| Cr | 11.100 N | Basic dynamic load rating, radial |
| C0r | 4.850 N | Basic static load rating, radial |
| Cur | 520 N | Fatigue load limit, radial |
| nG Grease | 40.000 1/min | Limiting speed for grease lubrication |
| nG Oil | 60.000 1/min | Limiting speed for oil lubrication |
| ≈m | 40 g | Masa |
Mounting dimensions
| da | 19,5 mm | Diameter shaft shoulder |
| da | h12 | Diameter shaft shoulder clearance |
| Da | 30,5 mm | |
| Da | H12 | |
| ra max | 0,6 mm | Maximum recess radius |
| ra1 max | 0,3 mm | Maximum recess radius |
| Etk min | 21,7 mm | |
| Etk max | 23,4 mm | Maximum diameter injection pitch |
| Etk1 min | 21,7 mm | |
| Etk1 max | 23,4 mm | Maximum diameter injection pitch |
| a | 11,3 mm | Distance between the apexes of the pressure cones |
Dimensions
| rmin | 0,6 mm | Minimum chamfer dimension |
| r1 min | 0,6 mm | |
| α | 25 ° | Contact angle |
Temperature range
| Tmin | -30 °C | |
| Tmax | 100 °C |
Additional information
| FV L | 64 N | |
| FV M | 252 N | |
| FV H | 546 N | |
| KaE L | 187 N | Lift-off force light |
| KaE M | 768 N | Lift-off force medium |
| KaE H | 1.732 N | Lift-off force heavy |
| ca L | 50 N/µm | Axial rigidity light |
| ca M | 84 N/µm | Axial rigidity medium |
| ca H | 117 N/µm | Axial rigidity heavy |