Dimensions Owner's manual
Flange Dimensions
C20
Outside
Diameter
Bolt
Circle
Thickness
Hole
Size
Nominal ANSI Flange Dimensions
Nominal Pipe Diameter 3” 4” 5” 6” 8” 10” 12” 14”
Nominal Rating 150# 300# 150# 300# 150# 300# 150# 300# 150# 300# 150# 300# 150# 300# 150# 300#
Thickness
15
/
16
1
1
/
8
15
/
16
1
1
/
4
15
/
16
1
3
/
8
1 1
7
/
16
1
1
/
8
1
5
/
8
1
3
/
16
1
7
/
8
1
1
/
4
2 1
3
/
8
2
1
/
8
Bolt Circle Dia.
66
5
/
8
7
1
/
2
7
7
/
8
8
1
/
2
9
1
/
4
9
1
/
2
10
5
/
8
11
3
/
4
13 14
1
/
4
15
1
/
4
17 17
3
/
4
18
3
/
4
20
1
/
4
Outside Diameter 7
1
/
2
8
1
/
4
9 10 10 11 11 12
1
/
2
13
1
/
2
15 16 17
1
/
2
19 20
1
/
2
21 23
Hole Size
3
/
4
7
/
8
3
/
4
7
/
8
7
/
8
7
/
8
7
/
8
7
/
8
7
/
8
111
1
/
8
11
1
/
4
1
1
/
8
1
1
/
4
Number of Holes 4 8 8 8 8 8 8 12 8 12 12 16 12 16 12 20