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30326-XL
Tapered roller bearing
Tapered roller bearings 303, main dimensions to DIN ISO 355 / DIN 720, separable, adjusted or in pairs
Product information
Main Dimensions & Performance Data
| d | 130 mm | Bore diameter |
| D | 280 mm | Outside diameter |
| B | 58 mm | Width, inner ring |
| C | 49 mm | Width, outer ring |
| T | 63,75 mm | Width, total |
| Cr | 710.000 N | Basic dynamic load rating, radial |
| C0r | 740.000 N | Basic static load rating, radial |
| Cur | 98.000 N | Fatigue load limit, radial |
| nG | 3.150 1/min | Limiting speed |
| nϑr | 2.030 1/min | Thermal speed rating |
| ≈m | 16,66 kg | Weight |
Mounting dimensions
| da max | 164 mm | Maximum diameter of shaft shoulder |
| db min | 148 mm | Minimum diameter of shaft shoulder |
| Da min | 239 mm | Minimum diameter of housing shoulder |
| Da max | 262 mm | Maximum diameter of housing shoulder |
| Db min | 255 mm | Minimum diameter of housing shoulder |
| Ca min | 8 mm | Minimum axial space |
| Cb min | 14,5 mm | Minimum axial space |
| ra max | 5 mm | Maximum fillet radius of shaft |
| rb max | 4 mm | Maximum fillet radius of housing |
Dimensions
| r1, 2 min | 5 mm | Minimum chamfer dimension of inner ring back face |
| r3, 4 min | 4 mm | Minimum chamfer dimension of outer ring back face |
| a | 53 mm | Distance between the apexes of the pressure cones |
| d1 | 193 mm | Guidance rib diameter of inner ring |
Temperature range
| Tmin | -30 °C | Operating temperature min. |
| Tmax | 200 °C | Operating temperature max. |
Calculation factors
| e | 0,35 | Limiting value of Fa/Fr for the applicability of diff. Values of factors X and Y |
| Y | 1,73 | Dynamic axial load factor |
| Y0 | 0,95 | Static axial load factor |
Additional information
T2GB130 | 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 |
| Internal design | Standard | |
| Quality level | XL | X-life |
| Number of rolling element rows | 1 | Single-row design |
Characteristics
