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NU1044-M1
Cylindrical roller bearing
Cylindrical roller bearing NU..-M1, with cage, single row, non-locating bearing, 2 ribs on outer ring, 0 ribs on inner ring (smooth), type NU, Running accuracy in P6
Replaces
NU1044M, NU1044M1
Product information
主要尺寸和性能数据
| d | 220 mm | 内径 |
| D | 340 mm | 外径 |
| B | 56 mm | 宽度 |
| Cr | 510,000 N | 基本额定动载荷, 径向 |
| C0r | 770,000 N | 基本额定静载荷，径向 |
| Cur | 69,000 N | 疲劳极限载荷, 径向 |
| nG | 3,150 1/min | 极限转速 |
| nϑr | 2,040 1/min | 参考转速 |
| ≈m | 17.9 kg | Weight |
安装尺寸
| da min | 232 mm | 轴挡肩最小直径 |
| da max | 248 mm | 轴挡肩最大直径 |
| db min | 254 mm | 最小轴挡肩 |
| Da max | 328 mm | 轴承座挡肩最大直径 |
| ra max | 2.5 mm | 最大凹穴半径 |
| ra1 max | 2.5 mm | 最大凹穴半径 |
尺寸
| rmin | 3 mm | 最小倒角尺寸 |
| r1 min | 3 mm | 最小倒角尺寸 |
| s | 6.2 mm | 轴向位移 |
| E | 310 mm | 外圈滚道直径 |
| F | 250 mm | 内圈滚道直径 |
| D1 min | 298.9 mm | 外圈最小挡肩直径 |
温度范围
| Tmin | -30 °C | 最低工作温度 |
| Tmax | 150 °C | 最高工作温度 |
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| Design | Standard | |
| Cage | M1 | Two Piece Brass Cage Roller Guided |
| Radial internal clearance | CN (Group N) | Normal internal clearance |
| Tolerance class | PN | Normal (PN) |
| Number of rolling element rows | 1 | Single-row design |
Characteristics
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