| 型号 Model | 柄径 d Shank diameter | L1 | L2 | 总长L Overall length | a | L3 | L5 |
| NPT1/16-27 | 8 | 11 | 17 | 54 | 6.3 | 9 | 2.8 |
| NPT1/8-27 | 8 | 11 | 19 | 54 | 6.3 | 9 | 2.8 |
| NPT1/4-18 | 11.2 | 16 | 27 | 62 | 9 | 12 | 4.3 |
| NPT3/8-18 | 14 | 16 | 27 | 65 | 11.2 | 14 | 4.3 |
| NPT1/2-14 | 18 | 21 | 35 | 79 | 14 | 18 | 5.5 |
| NPT3/4-14 | 22.4 | 21 | 35 | 83 | 18 | 22 | 5.5 |
| NPT1-11.5 | 28 | 26 | 44 | 95 | 22.4 | 26 | 6.7 |
| NPT1-1/4-11.5 | 35.5 | 27 | 44 | 102 | 28 | 31 | 6.7 |
| NPT1-1/2-11.5 | 40 | 27 | 44 | 108 | 31.5 | 34 | 6.7 |
| NPT2-11.5 | 50 | 28 | 44 | 114 | 40 | 42 | 6.7 |
NPT60°/Z Taper Pipe Thread Tap
ISO 9001
CERTIFIED