Dash To Thead Size www.YourLinearSolutions.com
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| Pipe |
Thread |
Male Thread O.D. |
Female Thread I.D. |
| |
JIC or O-Ring |
Thread |
Male Thread O.D. |
Female Thread I.D. |
| |
Flat Face O-Ring |
Thread size |
Male Thread O.D. |
Female Thread I.D. |
| -2 |
1/8-27 |
0.41 |
0.38 |
| |
-2 |
5/16-24 |
.312 |
.270 |
| |
-2 |
|
|
|
| -3 |
|
|
|
| |
-3 |
3/8-24 |
.375 |
.335 |
| |
-3 |
|
|
|
| -4 |
1/4-18 |
0.54 |
0.49 |
| |
-4 |
7/16-20 |
.437 |
.390 |
| |
-4 |
9/16-18 |
.562 |
.510 |
| -5 |
|
|
|
| |
-5 |
1/2-20 |
.500 |
.450 |
| |
-5 |
|
|
|
| -6 |
3/8-18 |
0.68 |
0.63 |
| |
-6 |
9/16-18 |
.562 |
.505 |
| |
-6 |
11/16-16 |
.687 |
.630 |
| -8 |
1/2-14 |
0.84 |
0.77 |
| |
-8 |
3/4-16 |
.750 |
.690 |
| |
-8 |
13/16-16 |
.812 |
.750 |
| -10 |
|
|
|
| |
-10 |
7/8-14 |
.875 |
.805 |
| |
-10 |
1-14 |
1.000 |
.930 |
| -12 |
3/4-11 ½ |
1.05 |
0.98 |
| |
-12 |
1 1/16-12 |
1.062 |
.980 |
| |
-12 |
1 3/16-12 |
1.190 |
1.110 |
| -14 |
|
|
|
| |
-14 |
1 3/16-12 |
1.187 |
1.100 |
| |
-14 |
|
|
|
| -16 |
1-11 ½ |
1.32 |
1.24 |
| |
-16 |
1 5/16-12 |
1.312 |
1.230 |
| |
-16 |
1 7/16-12 |
1.437 |
1.360 |
| -20 |
1 1/4-11 ½ |
1.66 |
1.58 |
| |
-20 |
1 5/8-12 |
1.625 |
1.540 |
| |
-20 |
1 11/16-12 |
1.687 |
1.610 |
| -24 |
1 1/2-11 ½ |
1.9 |
1.82 |
| |
-24 |
1 7/8-12 |
1.875 |
1.790 |
| |
-24 |
2-12 |
2.000 |
1.920 |
| -32 |
2-11 1/2 |
2.38 |
2.3 |
| |
-32 |
2-1/2-12 |
2.500 |
2.420 |
| |
-32 |
|
|
|