d
Threads per inch
H
F
1/4
28
4
7/16
5/16
24
4,8
1/2
3/8
5,6
9/16
20
6,4
11/16
7,9
3/4
18
7/8
5/8
9,5
15/16
16
10,7
1.1/8
14
12,3
1.5/16
1.IN.
13,9
1.1/2
12
15,5
1.11/16
1.1/4
18,3
1.7/8
1.3/8
19,8
2.1/16
21,4
2.1/4
Thread
Material
Class
Surface treatment
Packaging
Code
UNF
Free-cutting steel
04
Zipl
Standard
11860