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Thêm vào yêu cầu báo giá
Thêm vào yêu cầu báo giá
Main Dimensions & Performance Data
| d | 220 mm | Bore diameter |
| D | 290 mm | Outside diameter |
| B | 34 mm | Width, inner ring |
| C | 27 mm | Width, outer ring |
| T | 37 mm | Width, total |
| Cr | 320,000 N | Basic dynamic load rating, radial |
| C0r | 590,000 N | Basic static load rating, radial |
| Cur | 67,000 N | Fatigue load limit, radial |
| nG | 2,270 1/min | Limiting speed |
| nϑr | 1,370 1/min | Thermal speed rating |
| ≈m | 6 kg | Weight |
Mounting dimensions
| da max | 233 mm | Maximum diameter of shaft shoulder |
| db min | 238 mm | Minimum diameter of shaft shoulder |
| Da min | 270 mm | Minimum diameter of housing shoulder |
| Da max | 276 mm | Maximum diameter of housing shoulder |
| Db min | 282 mm | Minimum diameter of housing shoulder |
| Ca min | 7 mm | Minimum axial space |
| Cb min | 10 mm | Minimum axial space |
| ra max | 3 mm | Maximum fillet radius of shaft |
| rb max | 3 mm | Maximum fillet radius of housing |
Dimensions
| r1, 2 min | 3 mm | Minimum chamfer dimension of inner ring back face |
| r3, 4 min | 3 mm | Minimum chamfer dimension of outer ring back face |
| a | 60 mm | Distance between the apexes of the pressure cones |
| d1 | 255 mm | Guidance rib diameter of inner ring |
Temperature range
| Tmin | -30 °C | Operating temperature min. |
| Tmax | 200 °C | Operating temperature max. |
Calculation factors
| e | 0.51 | Limiting value of Fa/Fr for the applicability of diff. Values of factors X and Y |
| Y | 1.17 | Dynamic axial load factor |
| Y0 | 0.64 | Static axial load factor |
Additional information
T4DB220 | Comparative designation to ISO 10317 and ISO 355 |
Your current product variant
| Tolerance class | PN | Normal (ISO 492:2014) |
| Heat treatment | Standard | |
| Cage | Standard | Sheet steel cage, window cage, roller-guided |
| Quality level | 0 | |
| Number of rolling element rows | 1 | Single-row design |