

| Specifications | pitch (mm) |
accuracy | Lp | d (mm) |
d1 (mm) |
I (mm) |
L (mm) |
□ (mm) |
| 1/16 NPT | 0.941 | Standard level | 3P | 7.9 | 5.6 | 16 | 52 | 4.5 |
| 1/8 NPT | 0.941 | Standard level | 3P | 10.27 | 8 | 18 | 59 | 6.3 |
| 1/4 NPT | 1.411 | Standard level | 3P | 13.62 | 10 | 24 | 67 | 8 |
| 3/8 NPT | 1.411 | Standard level | 3P | 17.06 | 12.5 | 26 | 75 | 10 |
| 1/2 NPT | 1.814 | Standard level | 3P | 21.22 | 16 | 32 | 87 | 12.5 |
| 3/4 NPT | 1.814 | Standard level | 3P | 26.57 | 20 | 32 | 96 | 16 |
| 1 NPT | 2.209 | Standard level | 3P | 33.23 | 25 | 40 | 109 | 20 |
| 1 1/4 NPT | 2.209 | Standard level | 3P | 41.99 | 31.5 | 42 | 119 | 25 |
| 1 1/2 NPT | 2.209 | Standard level | 3P | 48.05 | 35.5 | 42 | 125 | 28 |
| 2 NPT | 2.209 | Standard level | 3P | 60.09 | 40 | 45 | 140 | 31.5 |

| Specifications | pitch (mm) |
accuracy | D (mm) |
E (mm) |
Specifications | pitch (mm) |
accuracy | D (mm) |
E (mm) |
| 1/16 NPT | 0.941 | Standard level | 7.9 | 5.6 | 3/4 NPT | 1.814 | Standard level | 26.57 | 20 |
| 1/8in NPT | 0.941 | Standard level | 10.27 | 8 | 1 NPT | 2.209 | Standard level | 33.23 | 25 |
| 1/4 NPT | 1.411 | Standard level | 13.62 | 10 | 1 1/4 NPT | 2.209 | Standard level | 41.99 | 31.5 |
| 3/8 NPT | 1.411 | Standard level | 17.06 | 12.5 | 1 1/2 NPT | 2.209 | Standard level | 48.05 | 35.5 |
| 1/2 NPT | 1.814 | Standard level | 21.22 | 16 | 2 NPT | 2.209 | Standard level | 60.09 | 40 |