NTN NKXR50Z+1R45X50X25轴承尺寸、参数、图纸、互换、价格
| 类型 | 滚针组合轴承 |
| 内孔型式 | 圆柱孔 |
| 结构 | 单列 |
| 游隙 | CN |
| 材质 | 高碳铬钢 |
| 保持架材质 | 压制钢 |
| 极限转速-油润滑 | 4000转/分钟 |
| 极限转速-脂润滑 | 1000转/分钟 |
| 精度 | ISO Class 0 |
| 附件 | 开式 |
| 轴向额定静载荷 | 33500 lbf 150000 N |
| 轴向额定动载荷 | 10800 lbf 48000 N |
| 径向额定静载荷 | 13900 lbf 62000 N |
| 径向额定动载荷 | 6250 lbf 27900 N |
| 应用温度范围 | -40 to 120 ºC-40 to 250 ºF |
| 滚针和推力圆柱滚子组合轴承 -带内圈&端盖 - 尺寸 | |
| d | 1.7717 in 45.000 mm |
| dw | 1.9685 in 50.000 mm |
| dw公差 | 0.075/0.050 mm |
| D | 2.4409 in 62.000 mm |
| D1 | 2.8150 in 71.500 mm |
| B | 0.9843 in 25.000 mm |
| F | 1.9685 in 50.000 mm |
| C（0/-0.250） | 1.3780 in 35.000 mm |
| C1（0/-0.20） | 0.5512 in 14.000 mm |
| C2 | 0.3937 in 10.000 mm |
| a | 2.5787 in 65.500 mm |
| r | 0.0236 in 0.600 mm |
| r1 | 0.0236 in 0.600 mm |
| da min | 2.5984 in 66.000 mm |
| db min | 1.8898 in 48.000 mm |
| ras max | 0.0236 in 0.600 mm |
| r1as max | 0.0236 in 0.600 mm |
