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DIN555 Hex Nuts
DIN555 Hex Nuts
Hexagonal nuts are one of the most common standard fasteners, with six symmetrical sides, which are easy to install and remove using a wrench or socket tool. They are widely used in machinery, construction, automobiles, electronics and other fields.

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DIN555 Hex Nuts

China Lock Nut Supplier

Provide excellent service, first-class product quality and perfect after-sales support.

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Main Features

  • Hexagonal shape: six flat surfaces are designed to facilitate tool force application and are suitable for standard wrenches (such as open-end wrenches, box wrenches, sockets, etc.).
  • Thread specifications: usually used with bolts and screws, thread types include metric (such as M6, M8) and imperial (such as 1/4″-20, 3/8″-16).
  • Height and thickness: the height of a standard hexagonal nut is about 0.8 times the thread diameter (such as the height of an M8 nut is about 6.4mm).
  • Standard: DIN555
  • Specification: M5-M64
  • Grade: ST-8/10/12/ A2-70/A4-80
  • Material: Carbon steel / Stainless steel
  • Surface: Plain / Zinc plated / VZD / ZSML / Zinc-Nickel / ZNBHL/ ZNSHL / E2J / ZFSHL / ZFSHR / Delta-Tone / HDG / TZN

Technical Parameters

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Products Dimensions

Thread Spec.

M2

M2.5

M3

M3.5

M4

M5

M6

M8

M10

M12

M14

M16

M18

M20

P

Thread
Pitch

Coarse

/

/

/

/

/

0.8

1

1.25

1.5

1.75

/

2

/

2.5

Fine 1

/

/

/

/

/

/

/

/

/

/

/

/

/

/

Fine 2

/

/

/

/

/

/

/

/

/

/

/

/

/

/

Fine 3

/

/

/

/

/

/

/

/

/

/

/

/

/

/

S

Max

/

/

/

/

/

8

10

13

17

19

/

24

/

30

Min

/

/

/

/

/

7.64

9.64

12.57

16.57

18.48

/

23.16

/

29.16

e

Min

/





8.63

10.89

14.2

18.72

20.88

/

26.17

/

32.95

m

Max

/

/

/

/

/

4.6

5.6

7.25

8.75

10.75

/

13.9

/

16.9

Min

/

/

/

/

/

3.4

4.4

5.75

7.25

9.25

/

12.1

/

15.1

mw

Min

/

/

/

/

/

2.7

3.5

4.6

5.8

7.4

/

9.7

/

12.1

Weight

1000PCS/Kg

/

/

/

/

/

1.1

2.32

4.62

10.9

15.9

/

30.8

/

60.3

Thread Spec.

M22

M24

M27

M30

M33

M36

M39

M42

M45

M48

M52

M56

M60

M64

P

Thread
Pitch

Coarse

2.5

3

3

3.5

3.5

4

4

4.5

4.5

5

5

5.5

5.5

6

Fine 1

/

/

/

/

/

/

/

/

/

/

/

/

/

/

Fine 2

/

/

/

/

/

/

/

/

/

/

/

/

/

/

Fine 3

/

/

/

/

/

/

/

/

/

/

/

/

/

/

S

Max

32

36

41

46

50

55

60

65

70

75

80

85

90

95

Min

31

35

40

45

49

53.8

58.8

63.1

68.1

73.1

78.1

82.8

87.8

92.8

e

Min

35.03

39.55

45.2

50.85

55.37

60.79

66.44

71.3

76.95

82.6

88.25

93.56

99.23

104.86

m

Max

18.9

20.05

23.05

25.05

27.05

30.05

32.25

35.25

37.25

39.25

43.25

46.25

49.25

52.5

Min

17.1

17.95

20.95

22.95

24.95

27.95

29.75

32.75

34.75

36.75

40.75

43.75

46.75

49.5

mw

Min

13.7

14.4

16.8

18.4

20

22.4

23.8

26.2

27.8

29.4

32.6

35

37.4

39.6

Weight

1000PCS/Kg

80.2

103

154

216

271

369

472

610

750

924

1130

1350

1600

1880


Application Field

  • Suitable for different occasions, mainly used in construction machinery, agricultural and forestry machinery, metallurgical field, automobile industry, ocean engineering and other fields.

  • Ocean Engineering
    Ocean Engineering
  • Automobile Industry
    Automobile Industry
  • Metallurgical Field
    Metallurgical Field
  • Agricultural & Forestry Machinery
    Agricultural & Forestry Machinery
  • Ocean Vessel
    Ocean Vessel
  • Construction Machinery
    Construction Machinery
  • Railway Transportation
    Railway Transportation
  • Mine And Tunnel Machinery
    Mine And Tunnel Machinery

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