Nominal

Outside Dia

Socket Type

Structural Diamter

Size

Do

d1

d2

I

d

T

1/2″

30.5

21.54

21.23

24.22

16

1/2″

3/4″

38

26.87

26.57

27.40

22

3/4″

1″

44

33.66

33.27

30.58

28

1″

1-1/4″

54

42.42

42.04

34.75

35

1-1/4″

1-1/2″

60

48.56

48.11

37.93

43

1-1/2″

2″

73

60.63

60.17

41.10

54

2″