| 型号 | 主要尺寸(mm) | 重量 (g) | ||
| d | F | B | ||
| IR50x55x20 | 50 | 55 | 20 | 64 | IR50x55x25 | 50 | 55 | 25 | 80 |
| IR50x55x35 | 50 | 55 | 35 | 113 | IR50x58x22 | 50 | 58 | 22 | 116 |
| IR50x58x23 | 50 | 58 | 23 | 122 | IR50x58x40 | 50 | 58 | 40 | 212 |
| IR50x60x20 | 50 | 60 | 20 | 135 | IR50x60x25 | 50 | 60 | 25 | 168 |
| IR50x60x28 | 50 | 60 | 28 | 189 | LR50x55x20.5 | 50 | 55 | 20.5 | 66 |
| IR55x60x25 | 55 | 60 | 25 | 88 | IR55x60x35 | 55 | 60 | 35 | 123 |
该种轴承可以承受两个方向的轴向载荷，可限制轴或外壳在两个方向的轴向位移，安装时不允许与外壳孔的轴线倾斜。
