Plugs

Dimensions Hex & Square & Round Head Plugs – ASME B16.11
Dimensions are in millimeters unless otherwise indicated.

Dimensions are in millimeters unless otherwise indicated.

Hex Plug - NPS 1/2 to 4

NPS
NPS
Minimum Length E
Minimum Hex Height J
Nominal F
1/2
14
8
22
3/4
16
10
27
1
19
10
35
21
14
44.5
21
18
51
2
22
18
63.5
27
19
76
3
28
21
89
4
32
25
117.5
NPS
Minimum Length E
Minimum Hex Height C
Nominal F

Square Head Plug - NPS 1/2 to 4

NPS
NPS
Minimum Length E
Minimum Square Height C
Minimum Width Flats B
1/2
14
10
14
3/4
16
11
16
1
19
13
21
21
14
24
21
16
28
2
22
18
32
27
19
36
3
28
21
41
4
32
25
65
NPS
Minimum Length E
Minimum Square Height C
Minimum Width Flats B

Round Head Plug - NPS 1/2 to 4

NPS
NPS
Minimum Length A
Nominal Head Diameter D
Minimum Length E
1/2
44
21
14
3/4
44
27
16
1
51
33
19
51
43
21
51
48
21
2
64
60
22
70
73
37
3
70
89
28
4
76
114
32
NPS
Minimum Length A
Nominal Head Diameter D
Minimum Length E

Dimensions are in millimeters unless otherwise indicated.