直线导轨滑块与导轨配套，分为滚珠型、滚柱型。滚珠滑块四向承载均衡、摩擦低、适合高速精密工况；滚柱滑块接触面积大，刚性与重载性能更强。支持任意姿态安装，可设置预紧提升刚性，配备防尘密封圈。广泛用于数控机床、自动化设备、机械手、激光设备、检测仪器等需要高精度直线导向的场景。
| 轴承型号 | 基础尺寸（mm） | 基本载荷 （KN） |
轴承重量 | |||
|---|---|---|---|---|---|---|
| W | L | C | 动负荷 Cr |
静负荷 Cor |
||
| RGH35CA | 35 | 52 | 80 | 115.6 | 192.8 | 1.45 |
| RGH30CA | 30 | 45 | 70 | 88.5 | 145.2 | 0.99 |
| RGH25CA | 25 | 36 | 62 | 60.9 | 99.1 | 0.68 |
| RGH20CA | 20 | 32 | 55 | 42.3 | 67.9 | 0.45 |
| QRH45CA | 45 | 75 | 98 | 188 | 310 | 2.2 |
| QRH35CA | 35 | 52 | 80 | 120 | 196.5 | 1.45 |
| QRH30CA | 30 | 45 | 70 | 92 | 148.5 | 0.99 |
| QRH25CA | 25 | 36 | 62 | 63.8 | 102.5 | 0.68 |
| QRH20CA | 20 | 32 | 55 | 44.5 | 70.2 | 0.45 |
| QHW45CA | 45 | 60 | 139.4 | 108.2 | 122.5 | 1.04 |
| QHW35CA | 35 | 48 | 113.6 | 71.5 | 78.8 | 0.75 |
| QHW30CA | 30 | 42 | 97.4 | 52.8 | 60.5 | 0.55 |
| QHW25CA | 25 | 33 | 83.4 | 38.5 | 44.6 | 0.41 |
| QHW20CA | 20 | 28 | 76.7 | 27.5 | 31 | 0.29 |
| QHW15CA | 15 | 24 | 61.4 | 16.2 | 18.2 | 0.18 |
| QHH45CA | 45 | 60 | 139.4 | 119.4 | 135.4 | 1.04 |
| QHH35CA | 35 | 48 | 113.6 | 78.9 | 86.7 | 0.75 |
| QHH30CA | 30 | 42 | 97.4 | 58.3 | 66.3 | 0.55 |
| QHH25CA | 25 | 33 | 83.4 | 41.9 | 48.8 | 0.41 |
| QHH20CA | 20 | 28 | 76.7 | 30 | 33.9 | 0.29 |
