| Nominal Size |
OD |
PT standard thread size |
PT* Optional thread size |
| inch |
mm |
mm |
|
|
| 2 |
50 |
60.3 |
1″ |
0.25″, 0.5”, 0.75″ |
| 2.5 |
65 |
73.0/76.1 |
1.25″ |
0.25″, 0.5”, 0.75″, 1 “ |
| 3 |
80 |
88.9 |
1.25″ |
0.25″, 0.5”, 0.75″, 1 “ |
| 4 |
100 |
114.3 |
2″ |
0.25″, 0.5”, 0.75″, 1 “, 1.25″ 1.5” |
| 5 |
125 |
139.7/141.3 |
2″ |
0.25″, 0.5”, 0.75″, 1″, 1.25″ 1.5″ |
| 6 |
150 |
165.1/168.3 |
2″ |
0.25″, 0.5”, 0.75″, 1″, 1.25″ 1.5″ |
| 8 |
200 |
219.1 |
2″ |
0.25″, 0.5”, 0.75″, 1″, 1.25″ 1.5″ |
| 10 |
250 |
273 |
2″ |
0.25″, 0.5”, 0.75″, 1″, 1.25″ 1.5″ |
| 12 |
300 |
323.9 |
2″ |
0.25″, 0.5”, 0.75″, 1″, 1.25″ 1.5″ |