Thread Size d

M12

M16

M20

M22

M24

M27

M30

M36

P

Pitch

1.75

2.00

2.50

2.50

3.00

3.00

3.50

4.00

d_s

max

12.70

16.70

20.84

22.84

24.84

27.84

30.84

37.00

min

11.30

15.30

19.16

21.16

23.16

26.16

29.16

35.00

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

45.20

50.85

55.37

66.44

k

max

7.95

10.75

13.40

14.90

15.90

17.90

19.75

23.55

min

7.05

9.25

11.60

13.10

14.10

16.10

17.65

21.45

r

min

0.60

0.60

0.80

0.80

1.00

1.20

1.20

1.50

(b)

Ref.

25.00

31.00

36.00

38.00

41.00

44.00

49.00

56.00