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SAE J429 Metric Hex Bolts-NINGBO BOLT

 

SAE J429 Specification

 

SAE J429 Hex Bolts

 

SAE J429 Hex Cap Screws

 

SAE J429 Metric Hex Cap Screws

ASME B18.2.3.5M Metric Hex Bolts

Dimensions of Metric Hex Bolts

Nominal Bolt Diameter, D, and Thread Pitch

Body Diameter Ds

Width Across Flats, S

Width Across Corners, E

Head Height, K

Wrenching Height, K1, Min

For Bolt Lengths
Basic Thread Length, a B

Max

Min

Max

Min

Max

Min

Max

Min

< 125mm

> 125 and < 200mm

> 200mm

M5 x 0.8

5.48

4.52

8.00

7.64

9.24

8.63

3.58

3.35

2.4

16

22

35

M6 x 1.0

6.19

5.52

10.00

9.64

11.55

10.89

4.38

3.55

2.8

18

24

37

M8 x 1.25

8.58

7.42

13.00

12.57

15.01

14.20

5.68

5.10

3.7

22

28

41

aM10 x 1.5

10.58

9.42

15.00

14.57

17.32

16.46

6.85

6.17

4.5

26

32

45

M10 x 1.5

10.58

9.42

16.00

15.57

18.48

17.59

6.85

6.17

4.5

26

32

45

M12 x 1.75

12.70

11.30

18.00

17.57

20.78

19.85

7.95

7.24

5.2

30

36

49

M14 x 2.0

14.70

13.30

21.00

20.16

24.25

22.78

9.25

8.51

6.2

34

40

53

M16 x 2.0

16.70

15.30

24.00

23.16

27.71

26.17

10.75

9.68

7.0

38

44

57

M20 x 2.5

20.84

19.16

30.00

29.16

34.64

32.95

13.40

12.12

8.8

46

52

65

M24 x 3.0

24.84

23.16

36.00

35.00

41.57

39.55

15.90

14.56

10.5

54

60

73

M30 x 3.5

30.84

29.16

46.00

45.00

5312

50.55

19.78

17.92

13.1

66

72

85

M36 x 4.0

37.00

35.00

55.00

53.80

63.51

60.79

23.55

21.72

15.8

78

84

97

M42 x 4.5

43.00

41.00

65.00

62.90

75.06

71.71

27.05

25.03

18.2

90

96

109

M48 x 5.0

49.00

47.00

75.00

72.60

86.60

82.76

31.07

28.93

21.0

102

108

121

M56 x 5.5

57.20

54.80

85.00

82.20

98.15

93.71

36.20

33.80

24.5

--

124

137

M64 x 6.0

65.52

62.80

95.00

91.80

109.70

104.65

41.32

38.68

28.0

--

140

153

M72 x 6.0

73.84

70.80

105.00

101.40

121.24

115.60

46.45

43.55

31.5

--

156

169

M80 x 6.0

82.16

78.80

115.00

111.00

132.79

126.54

51.58

48.42

35.0

--

172

185

M90 x 6.0

92.48

88.60

130.00

125.50

150.11

143.07

57.74

54.26

39.2

--

192

205

M100 x 6.0

102.80

98.60

145.00

140.00

167.43

159.60

63.90

60.10

43.4

--

212

225

1.         aBasic thread length, B, is a reference dimension.

2.       bThis size with width across flats of 15 mm is not standard. Unless specifically ordered, M10 hex bolts with 16mm width across flats will be furnished.

 

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