| Diameter Of Tap |
Threads Per Inch NC UNC |
Dimensions |
| Length Overall |
Length of thread |
Length of square |
Diameter of shnak |
| 1/4 |
20 |
5 |
1 5/8 |
9/16 |
0.185 |
| 5/16 |
18 |
5 1/2 |
113/16 |
5/8 |
0.240 |
| 3/8 |
16 |
6 |
2 |
11/16 |
0.294 |
| 1/2 |
13 |
7 |
2 1/2 |
7/8 |
0.400 |
Dimension in inches.
Specifications conform to ANSI B 94.9-1971.
Chamfer length = 1/2 to 3/4 Length of thread tength.
These Taps are usually supplied with H3 Thread limit.
