Threads according to ASME/ANSI B1.20.1
*Dimensions and Data
Nominal Pipe Size
|
Class 3000
|
Class 6000
|
||||||||||
P
|
D
|
G
|
P
|
D
|
G
|
|||||||
mm
|
inches
|
mm
|
inches
|
mm
|
inches
|
mm
|
inches
|
mm
|
inches
|
mm
|
inches
|
|
1/4"
|
25
|
1.00
|
20
|
0.75
|
4.8
|
0.19
|
27
|
1.06
|
26
|
1.00
|
6.4
|
0.25
|
3/8"
|
25
|
1.00
|
22
|
0.88
|
4.8
|
0.19
|
27
|
1.06
|
32
|
1.25
|
6.4
|
0.25
|
1/2"
|
32
|
1.25
|
28
|
1.12
|
6.4
|
0.25
|
33
|
1.31
|
38
|
1.50
|
7.9
|
0.31
|
3/4"
|
37
|
1.44
|
35
|
1.38
|
6.4
|
0.25
|
38
|
1.50
|
45
|
1.75
|
7.9
|
0.31
|
1"
|
41
|
1.62
|
45
|
1.75
|
9.7
|
0.38
|
43
|
1.69
|
57
|
2.25
|
11.2
|
0.44
|
1-1/4"
|
44
|
1.75
|
57
|
2.25
|
9.5
|
0.38
|
46
|
1.81
|
64
|
2.50
|
11.2
|
0.44
|
1-1/2"
|
44
|
1.75
|
64
|
2.50
|
11.2
|
0.44
|
48
|
1.88
|
76
|
3.00
|
12.7
|
0.50
|
2"
|
48
|
1.88
|
76
|
3.00
|
12.7
|
0.50
|
51
|
2.00
|
92
|
3.62
|
15.7
|
0.62
|
2-1/2"
|
60
|
2.38
|
92
|
3.62
|
15.7
|
0.62
|
64
|
2.50
|
108
|
4.25
|
19.0
|
0.75
|
3"
|
65
|
2.56
|
108
|
4.25
|
19.0
|
0.75
|
68
|
2.69
|
127
|
5.00
|
22.4
|
0.88
|
4"
|
68
|
2.69
|
140
|
5.50
|
22.4
|
0.88
|
75
|
2.94
|
159
|
6.25
|
28.4
|
1.12
|