OD |
Decimal |
TPI |
Pitch |
Core Dia |
Core Dia |
Thread |
Hex |
Tapping |
MM |
Letter |
Number 1 |
0.073 |
64 |
0.0156 |
0.0538 |
0.0561 |
0.0096 |
5/32 |
0.0551 |
1.40 |
54 |
Number 2 |
0.086 |
56 |
0.0179 |
0.0641 |
0.0667 |
0.0110 |
3/16 |
0.0669 |
1.70 |
51 |
Number 3 |
0.099 |
48 |
0.0208 |
0.0734 |
0.0764 |
0.0128 |
7/32 |
0.0787 |
2.00 |
47 |
Number 4 |
0.112 |
40 |
0.0250 |
0.0813 |
0.0849 |
0.0154 |
1/4 |
0.0866 |
2.20 |
44 |
Number 5 |
0.125 |
40 |
0.0250 |
0.0943 |
0.0979 |
0.0154 |
9/32 |
0.0984 |
2.50 |
40 |
Number 6 |
0.138 |
32 |
0.0313 |
0.0997 |
0.1042 |
0.0192 |
5/16 |
0.1102 |
2.80 |
35 |
Number 8 |
0.164 |
32 |
0.0313 |
0.1257 |
0.1302 |
0.0192 |
11/32 |
0.1339 |
3.40 |
29 |
Number 10 |
0.190 |
24 |
0.0417 |
0.1389 |
0.1449 |
0.0256 |
3/8 |
0.1457 |
3.70 |
24 |
Number 12 |
0.216 |
24 |
0.0417 |
0.1649 |
0.1709 |
0.0256 |
13/32 |
0.1732 |
4.40 |
16 |
1/4 |
0.250 |
20 |
0.0500 |
0.1887 |
0.1959 |
0.0307 |
7/16 |
0.2047 |
5.20 |
7 |
5/16 |
0.3125 |
18 |
0.0556 |
0.2443 |
0.2524 |
0.0341 |
1/2 |
0.2559 |
6.50 |
F |
3/8 |
0.375 |
16 |
0.0625 |
0.2983 |
0.3073 |
0.0383 |
9/16 |
0.3110 |
7.90 |
5/16 |
7/16 |
0.4375 |
14 |
0.0714 |
0.3499 |
0.3602 |
0.0438 |
5/8 |
0.3661 |
9.30 |
U |
1/2 |
0.500 |
13 |
0.0769 |
0.4056 |
0.4167 |
0.0472 |
3/4 |
0.4213 |
10.70 |
27/64 |
9/16 |
0.5625 |
12 |
0.0833 |
0.4603 |
0.4723 |
0.0511 |
13/16 |
0.4764 |
12.10 |
31/64 |
5/8 |
0.625 |
11 |
0.0909 |
0.5135 |
0.5266 |
0.0558 |
15/16 |
0.5307 |
13.49 |
17/32 |
3/4 |
0.750 |
10 |
0.1000 |
0.6273 |
0.6417 |
0.0613 |
1 - 1/8 |
0.6496 |
16.50 |
21/32 |
7/8 |
0.875 |
9 |
0.1111 |
0.7387 |
0.7547 |
0.0682 |
1 - 5/16 |
0.7657 |
19.45 |
49/64 |
1 |
1.000 |
8 |
0.1250 |
0.8466 |
0.8647 |
0.0767 |
1 - 1/2 |
0.8760 |
22.25 |
7/8 |
1 - 1/8 |
1.125 |
7 |
0.1429 |
0.9497 |
0.9704 |
0.0876 |
1 - 11/16 |
0.9844 |
25.00 |
63/64 |
1 - 1/4 |
1.250 |
7 |
0.1429 |
1.0747 |
1.0945 |
0.0876 |
1 - 7/8 |
1.1094 |
28.18 |
1 - 7/64 |
1 - 3/8 |
1.375 |
6 |
0.1667 |
1.1705 |
1.1946 |
0.1022 |
2 - 1/16 |
1.2106 |
30.75 |
1 - 7/32 |
1 - 1/2 |
1.500 |
6 |
0.1667 |
1.2955 |
1.3196 |
0.1022 |
2 - 1/4 |
1.3281 |
33.80 |
1 - 21/64 |
1 - 3/4 |
1.750 |
5 |
0.2000 |
1.5046 |
1.5335 |
0.1227 |
2 - 7/16 |
1.5469 |
39.30 |
1 - 35/64 |
2 |
2.000 |
41/2 |
0.2222 |
1.7274 |
1.7594 |
0.1363 |
2 - 5/8 |
1.7812 |
45.30 |
1 - 25/32 |
2 - 1/4 |
2.250 |
41/2 |
0.2222 |
1.9774 |
2.0094 |
0.1363 |
2.0276 |
51.50 |
2 - 1/32 |
|
2 - 1/2 |
2.500 |
4 |
0.2500 |
2.1933 |
2.2294 |
0.1534 |
2.2441 |
57.00 |
2 - 1/4 |
|
2 - 3/4 |
2.750 |
4 |
0.2500 |
2.4433 |
2.4794 |
0.1534 |
2.500 |
63.50 |
2 - 1/2 |
|
3 |
3.000 |
4 |
0.2500 |
2.6933 |
2.7294 |
0.1534 |
2.756 |
70.00 |
2 - 3/4 |
|
3 - 1/4 |
3.250 |
4 |
0.2500 |
2.9433 |
2.9794 |
0.1534 |
3.0118 |
76.50 |
3 |
|
3 - 1/2 |
3.500 |
4 |
0.2500 |
3.1933 |
3.2294 |
0.1534 |
3.2677 |
83.00 |
3 - 1/4 |
|
3 - 3/4 |
3.750 |
4 |
0.2500 |
3.4133 |
3.4794 |
0.1534 |
3.504 |
89.00 |
3 - 1/2 |
|
4 |
4.000 |
4 |
0.2500 |
3.6933 |
3.7294 |
0.1534 |
3.7598 |
95.50 |
3 - 3/4 |