DIN 6914 Grade 10.9

DIN 6914 Grades

DIN 6914 Grade 10.9

β = 15° to 30°
θ = 90° to 120°


Dimensional standard as per DIN 6914

S. No.

Size

Pitch (p)

Width across corner (e)

Width across Flat (s)

Thickness of head (k)

Thread Length (b)

da

dw

Shank diameter (ds)

Radius under head ( r )

Washer height (c)

Major Diameter (D)

Pitch Diameter (D1)

Minor Diameter (D2)

   

MM

Min.

Min.

Max.

Min.

Max.

Min.

Max.

Max.

Min.

Min.

Max.

Min.

Min.

Max.

Min.

Min.

Min.

Max.

Min.

1

M-16

2.0

29.56

26.16

27

9.25

10.75

28

30.00

19.20

24.90

15.30

16.70

1.2

0.4

0.6

15.68

15.96

14.50

14.60

13.80

3

M-20

2.5

35.03

31.00

32

12.10

13.90

33

35.50

24.00

29.50

19.16

20.84

1.5

0.4

0.8

19.62

19.96

18.15

18.25

17.25

4

M-22

2.5

39.55

35.00

36

13.10

14.90

34

36.50

26.00

33.30

21.16

22.84

1.5

0.4

0.8

21.62

21.96

20.15

20.25

19.25

5

M-24

3.0

45.20

40.00

41

14.10

15.90

39

43.00

28.00

38.00

23.16

24.84

1.5

0.4

0.8

23.58

23.95

21.80

21.90

20.70

6

M-27

3.0

50.85

45.00

46

16.10

17.90

41

45.00

32.00

42.80

26.16

27.84

2.0

0.4

0.8

26.58

26.95

24.80

24.90

23.70

7

M30

3.5

55.37

49.00

50

17.95

20.05

44

49.50

35.00

46.60

29.16

30.84

2.0

0.4

0.8

29.52

29.95

27.50

27.60

26.16

9

M-36

4.0

66.44

58.80

60

21.95

24.05

52

59.00

41.00

55.90

35.00

37.00

2.0

0.4

0.8

35.46

35.94

33.15

33.25

31.61

10

M-39

4.0

71.30

63.10

65

23.95

26.05

68

75.00

45.00

60.00

38.00

40.00

2.5

0.5

1.0

38.46

38.94

36.20

36.30

34.61

11

M-42

4.5

76.95

68.10

70

24.95

27.05

74

82.50

48.00

64.70

41.00

43.00

2.5

0.5

1.0

41.44

41.94

38.80

38.90

37.07

12

M-45

4.5

82.60

73.10

75

26.95

29.05

76

84.50

52.00

69.45

44.00

46.00

3.0

0.5

1.0

44.44

44.94

41.80

41.90

40.07

13

M-48

5.0

88.25

78.10

80

28.95

31.05

82

92.00

55.00

74.20

47.00

49.00

3.0

0.5

1.0

47.40

47.93

44.50

44.60

42.52

15

M-56

5.5

99.20

87.80

90

33.75

36.25

90

101.50

64.20

83.40

54.80

57.20

3.5

0.5

1.0

55.36

55.92

52.10

52.20

49.97

17

M-64

6.0

110.50

97.80

100

38.75

41.25

100

113.00

73.20

92.90

62.80

65.20

4.0

0.5

1.0

63.32

63.92

59.80

59.90

57.42