Plug & Bushing

Pipedesign

 

Plug-Bushing

Nominal Pipe
Size

Length (Min)
A

Pulgs Square Head

Pulgs Round Head

Hex Plugs & Bushings

Height of
Square
(Min)
B

Width
Flats
(Min)
C

Nominal
Diameter
of Head
E

Length
(Min)
D

Width
Flats
(Nom)
F

Hex Height Min

Bushing
G

Plug
H

1/8"

9.5

6

7.0

10

35

11.0

 

6

1/4"

11.0

6

9.5

13

41

16.0

3

6

3/8"

12.5

8

11.0

17

41

17.5

4

8

1/2"

14.5

10

14.5

21

44

22.0

5

8

3/4"

16.0

11

16.0

27

44

27.0

6

10

1"

19.0

13

20.5

33

51

35.0

6

10

1-1/4"

20.5

14

24.0

43

51

44.5

7

14

1-1/2"

20.5

16

28.5

48

51

51.0

8

16

2"

22.0

17

33.5

60

64

63.5

9

17

2-1/2"

27.0

19

38.0

73

70

76.0

10

19

3"

28.5

21

43.0

89

70

89.0

10

21

4"

32.0

25

63.5

114

76

117.5

13

25