Roller CR20BC for commercial CR20 rails, concentric, two contact seals, crowned OD
| CR Roller for CR rails | 滚轮名称 |
| D | 14 mm | 滚轮直径 |
| C | 4 mm | 滚轮宽度 |
| B | 8.9 mm | 总宽度 |
| B1 | 2.9 mm | 安装面到外圈端面的宽度 |
| d1 | 7.35 mm | 肩部直径内圈 |
| g | M3 | 螺纹尺寸 |
| Cr | 280 N | 额定动载荷 |
| C0r | 210 N | 额定静载荷 |
| C0a | 160 N | 最大轴向载荷 |
| ≈m | 4 g | 重量 |
| SINOPEC 7014 | 油脂 | |
| -20°C to +120°C | 温度范围 °C | |
| -4°F to +248°F | 温度范围 °F |
| 0.006~0.012 | 径向游隙 |
| 20 | 用于导轨型号 | |
| CR20R | 用于导轨 | |
| CR20 | 用于滑块 |
| DIN 912 8.8 | 螺丝标准 | |
| M3 | 螺丝尺寸 | |
| NM | 7 Nm | 扭矩 (NM) |
| PBC Linear |
| CR20BC |
