Size |
Decimal |
TPI |
Pitch |
Core Dia |
Thread |
Radius |
Tapping |
MM |
Letter |
1/16 |
0.304 |
28 |
0.03571 |
0.2583 |
0.0229 |
0.0049 |
0.2640 |
6.6 |
G |
1/8 |
0.383 |
28 |
0.03571 |
0.3372 |
0.0229 |
0.0049 |
0.3438 |
8.75 |
11/32 |
1/4 |
0.518 |
19 |
0.05263 |
0.4546 |
0.0337 |
0.0072 |
0.4646 |
11.8 |
15/32 |
3/8 |
0.656 |
19 |
0.05263 |
0.5886 |
0.0337 |
0.0072 |
0.6004 |
15.25 |
39/64 |
1/2 |
0.825 |
14 |
0.07143 |
0.7336 |
0.0457 |
0.0098 |
0.750 |
19.05 |
3/4 |
5/8 |
0.902 |
14 |
0.07143 |
0.8106 |
0.0457 |
0.0098 |
0.8281 |
21.0 |
53/64 |
3/4 |
1.041 |
14 |
0.07143 |
0.9496 |
0.0457 |
0.0098 |
0.9646 |
24.5 |
31/32 |
7/8 |
1.189 |
14 |
0.07143 |
1.0976 |
0.0457 |
0.0098 |
1.1122 |
28.25 |
1 - 7/64 |
1 |
1.309 |
11 |
0.09091 |
1.1926 |
0.0582 |
0.0125 |
1.2106 |
30.75 |
1 - 13/64 |
1 - 1/8 |
1.492 |
11 |
0.09091 |
1.3755 |
0.0582 |
0.0125 |
1.3935 |
35.4 |
1 - 25/64 |
1 - 1/4 |
1.650 |
11 |
0.09091 |
1.5336 |
0.0582 |
0.0125 |
1.5551 |
39.50 |
1 - 35/64 |
1 - 1/2 |
1.882 |
11 |
0.09091 |
1.7656 |
0.0582 |
0.0125 |
1.7812 |
45.0 |
1 - 25/32 |
1 - 3/4 |
2.116 |
11 |
0.09091 |
1.9996 |
0.0582 |
0.0125 |
2.0079 |
51.0 |
2" |
2 |
2.347 |
11 |
0.09091 |
2.2306 |
0.0582 |
0.0125 |
2.250 |
57.0 |
2 - 1/4 |
2 - 1/4 |
2.587 |
11 |
0.09091 |
2.4706 |
0.0582 |
0.0125 |
2.490 |
63.2 |
2 - 1/2 |
2 - 1/2 |
2.960 |
11 |
0.09091 |
2.8436 |
0.0582 |
0.0125 |
2.863 |
72.7 |
|
2 - 3/4 |
3.210 |
11 |
0.09091 |
3.0936 |
0.0582 |
0.0125 |
3.113 |
79.0 |
|
3 |
3.460 |
11 |
0.09091 |
3.3436 |
0.0582 |
0.0125 |
3.363 |
85.426 |
|
3 - 1/2 |
3.950 |
11 |
0.09091 |
3.8336 |
0.0582 |
0.0125 |
3.853 |
97.872 |
|
4 |
4.450 |
11 |
0.09091 |
4.3336 |
0.0582 |
0.0125 |
4.353 |
110.572 |
|
4 - 1/2 |
4.950 |
11 |
0.09091 |
4.8334 |
0.0582 |
0.0125 |
4.853 |
123.272 |
|
5 |
5.450 |
11 |
0.09091 |
5.3336 |
0.0582 |
0.0125 |
5.353 |
135.972 |
|
5 - 1/2 |
5.950 |
11 |
0.09091 |
5.8334 |
0.0582 |
0.0125 |
5.853 |
148.672 |
|
6 |
6.450 |
11 |
0.09091 |
6.3336 |
0.0582 |
0.0125 |
6.353 |
161.372 |