Yoke Type Track Rollers STO40
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Product Details
| Bearing number | 7308DT |
| Size (mm) | 40x90x23 |
| Bore Diameter (mm) | 40 |
| Outer Diameter (mm) | 90 |
| Width (mm) | 23 |
| d | 40 mm |
| D | 90 mm |
| B | 23 mm |
| ra1 max. | 1 mm |
| Angle (α) | 25 ° |
| a | 30,5 mm |
| r min. | 1,5 mm |
| r1 min. | 1 mm |
| 2B | 46 mm |
| da min. | 48,5 mm |
| Da max. | 81,5 mm |
| db min | 45,5 mm |
| ra max. | 1,5 mm |
| Db max | 84,5 mm |
| Weight | 1,25 Kg |
| Basic dynamic load rating (C) | 79,5 kN |
| Basic static load rating (C0) | 66 kN |
| (Grease) Lubrication Speed | 6 900 r/min |