ASME B18.2.6M Nut Dimension

Dimensional Standard of Nut As Per ASME B18.2.6M

β = 15° to 30°
θ = 90° to 120°

Thread Size d

M12

spM16

M20

M22

M24

M27

M30

M36

P

Thread Pitch

1.75

2.00

2.50

2.50

3.00

3.00

3.50

4.00

s

max

21.00

27.00

34.00

36.00

41.00

46.00

50.00

60.00

min

20.16

26.16

33.00

35.00

40.00

45.00

49.00

58.80

e

max

24.25

31.18

39.26

41.57

47.34

53.12

57.74

69.28

min

22.78

29.56

37.29

39.55

45.2

50.85

55.37

66.44

m

max

12.30

17.10

20.70

23.60

24.20

27.60

30.70

36.60

min

11.90

16.40

19.40

22.30

22.90

26.30

29.10

35.00