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32318-A
Tapered roller bearing
Tapered roller bearings 323, main dimensions to DIN ISO 355 / DIN 720, separable, adjusted or in pairs
Replaces
32318A
Product information
Metric
Imperial
Main Dimensions & Performance Data
| d | 90 mm | Bore diameter |
| D | 190 mm | Outside diameter |
| B | 64 mm | Width, inner ring |
| C | 53 mm | Width, outer ring |
| T | 67.5 mm | Width, total |
| Cr | 485,000 N | Basic dynamic load rating, radial |
| C0r | 660,000 N | Basic static load rating, radial |
| Cur | 77,000 N | Fatigue load limit, radial |
| nG | 3,700 1/min | Limiting speed |
| nϑr | 2,750 1/min | 额定热速 |
| ≈m | 8.747 kg | Weight |
Mounting dimensions
| da max | 108 mm | Maximum diameter of shaft shoulder |
| db min | 104 mm | 轴挡肩最大直径 |
| Da min | 157 mm | 轴承座挡肩最小直径 |
| Da max | 176 mm | Maximum diameter of housing shoulder |
| Db min | 177 mm | 轴承座挡肩最小直径 |
| Ca min | 8 mm | Minimum axial space |
| Cb min | 14.5 mm | Minimum axial space |
| ra max | 4 mm | Maximum fillet radius of shaft |
| rb max | 3 mm | Maximum fillet radius of housing |
Dimensions
| r1, 2 min | 4 mm | 内圈背面倒角尺寸 |
| r3, 4 min | 3 mm | 外圈背面倒角尺寸 |
| a | 47 mm | Distance between the apexes of the pressure cones |
| d1 | 137.4 mm | Guidance rib diameter of inner ring |
Temperature range
| Tmin | -30 °C | 最低工作温度 |
| Tmax | 120 °C | 最高工作温度 |
Calculation factors
| e | 0.35 | Limiting value of Fa/Fr for the applicability of diff. Values of factors X and Y |
| Y | 1.74 | Dynamic axial load factor |
| Y0 | 0.96 | 轴向静载荷系数 |
Additional information
T2GD090 | 按照ISO 10317和ISO 355的比较型号 |