Technical Specification
Built for rigorous usage in mining trucks, rail systems, and wind turbines, the 33020 3007120 bearing delivers high performance under high load and continuous shock. Its sturdy cage and precise geometry reduce wear and ensure alignment over long operational periods. DSBR provides in-house packaging, laser marking, and data sheets to simplify your supply chain and aftersales service.
Ideal for heavy-duty applications, they offer:
Excellent capacity for both radial and axial forces
Support for axial loads in a single direction
Reduced friction for efficient, high-speed operation
Durable, replaceable, and service-friendly design
Technical Specification
| Dimensions | ||
| d | 100 mm | Bore diameter |
| D | 150 mm | Outside diameter |
| B | 39 mm | Width of inner ring |
| C | 32.5 mm | Width of outer ring |
| T | 39 mm | Total width |
| r1,2 | min.2 mm | Chamfer dimension of inner ring |
| r3,4 | min.1.5 mm | Chamfer dimension of outer ring |
| a | 29 mm | Distance side face to pressure point |
| d1 | ≈124.7 mm | Shoulder diameter of inner ring |

| Abutment dimensions | ||
| da | max.108 mm | Diameter of shaft abutment |
| db | min.109 mm | Diameter of shaft abutment |
| Da | min.135 mm | Diameter of housing abutment |
| Da | max.141 mm | Diameter of housing abutment |
| Db | min.143 mm | Diameter of housing abutment |
| Ca | min.7 mm | Minimum width of space required in housing on large side face |
| Cb | min.6.5 mm | Minimum width of space required in housing on small side face |
| ra | max.2 mm | Radius of shaft fillet |
| rb | max.1.5 mm | Radius of housing fillet |
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