型号 | 规格 | 珠径 | 节圆直径 | |
外径 | 导程 | |||
20-4T3 | 20 | 4 | 2.381 | 20.25 |
20-5T3 | 20 | 5 | 3.175 | 20.6 |
20-5T4 | 20 | 5 | 3.175 | 20.6 |
20-6T3 | 20 | 6 | 3.969 | 20.8 |
20-6T4 | 20 | 6 | 3.969 | 20.8 |
20-10T3 | 20 | 10 | 3.969 | 20.8 |
25-2T6 | 25 | 2 | 1.5 | 25.2 |
25-2T4 | 25 | 2 | 1.5 | 25.2 |
25-2T3 | 25 | 2 | 1.5 | 25.2 |
25-2.5T5 | 25 | 2.5 | 2 | 25.2 |
25-4T4 | 25 | 4 | 2.381 | 25.25 |
25-5T3 | 25 | 5 | 3.175 | 25.6 |