Wholesale DIN 935-1:2013 Coarse Thread Fine Thread Metric Hexagon Slotted Nut

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DIN 935-1:2013 Coarse Thread Fine Thread Metric Hexagon Slotted Nut

DIN 935-1:2013 Metric Slotted Hex Nut with coarse and fine thread options has slots at the top for use with cotter pins or similar locking elements. The available thread forms cover different assembly needs and are suitable for connections requiring reliable mechanical retention.

This product is commonly used in vehicle chassis, shaft-end fixing, rotating mechanical parts, agricultural equipment, and safety-related joints. The slotted design allows a pin to be installed after tightening, providing visible anti-rotation security.

Materials and corrosion-protection finishes can be selected according to load class, thread form, and service environment to meet requirements for maintainability and long-term reliability.

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Dimensions unit: mm

Thread size d

M4

M5

M6

(M7)

M8

M10

M12

(M14)

M16

(M18)

M20

(M22)

M24

(M27)

M30

(M33)

P

Pitch (خيط خشن) 

0.7

0.8

1

1

1.25

1.5

1.75

2

2

2.5

2.5

2.5

3

3

3.5

3.5

Fine Teeth 1

-

-

-

-

1

1.25

1.5

1.5

1.5

1.5

2

1.5

2

2

2

2

Fine Teeth 2

-

-

-

-

-

1

1.25

-

-

2

1.5

2

-

-

-

-

da

Max.

4.6

5.75

6.75

7.75

8.75

10.8

13

15.1

17.3

19.5

21.6

23.8

25.9

29.2

32.4

35.6

Min.

4

5

6

7

8

10

12

14

16

18

20

22

24

27

30

33

de

Max.

/

/

/

/

/

/

16

18

22

25

28

32

34

38

42

46

Min.

/

/

/

/

/

/

15.57

17.57

21.48

24.3

27.3

31

33

37

41

45

dw

Min.

5.9

6.9

8.9

9.5

11.6

14.6

16.6

19.6

22.5

24.9

27.7

31.4

33.2

38

42.7

46.6

e

Min.

7.66

8.79

11.05

12.12

14.38

17.77

20.03

23.35

26.75

29.56

32.95

37.29

39.55

45.2

50.85

55.37

m

Max.=Nominal

5

6

7.5

8

9.5

12

15

16

19

21

22

26

27

30

33

35

Min.

4.7

5.7

7.14

7.64

9.14

11.57

14.57

15.57

18.48

20.16

21.16

25.16

26.16

29.16

32

34

w

Max.

3.2

4

5

5.5

6.5

8

10

11

13

15

16

18

19

22

24

26

Min.

2.9

3.7

4.7

5.2

6.14

7.64

9.64

10.57

12.57

14.57

15.57

17.57

18.48

21.48

23.48

25.48

m1

Min.

2.3

3

3.8

4.2

4.9

6.1

7.7

8.2

9.8

11.2

11.9

13.5

14.2

16.6

18.2

19.8

n

Max.

1.45

1.65

2.25

2.25

2.75

3.05

3.8

3.8

4.8

4.8

4.8

5.8

5.8

5.8

7.36

7.36

Min.

1.2

1.4

2

2

2.5

2.8

3.5

3.5

4.5

4.5

4.5

5.5

5.5

5.5

7

7

s

Max.=Nominal

7

8

10

11

13

16

18

21

24

27

30

34

36

41

46

50

Min.

6.78

7.78

9.78

10.73

12.73

15.73

17.73

20.67

23.67

26.16

29.16

33

35

40

45

49

Type ②

Cotter pins according to DIN EN ISO 1234

1x10

1.2x12

1.6x14

1.6x14

2x16

2.5x20

3.2x22

3.2x25

4x28

4x32

4x36

5x36

5x40

5x45

6.3x50

6.3x56

Weight per thousand pieces (steel)≈kg 

1.12

2.3

3.16

3.96

7.35

-

-

-

38.9

57.5

75.2

-

131

192

264

333

   

Thread size d

M36

(M39)

M42

(M45)

M48

(M52)

M56

(M60)

M64

(M68)

M72

(M76)

M80

(M85)

M90

M100

P

Pitch (خيط خشن) 

4

4

4.5

4.5

5

5

5.5

5.5

6

6

-

-

-

-

-

-

Fine Teeth 1

3

3

3

3

3

3

4

4

4

4

6

6

6

6

6

6

Fine Teeth 2

-

-

-

-

-

-

-

-

-

-

4

4

4

4

4

4

da

Max.

38.9

42.1

45.4

48.6

51.8

56.2

61

64.8

69.1

73.4

77.8

82.1

86.4

91.8

97.2

108

Min.

36

39

42

45

48

52

56

60

64

68

72

76

80

85

90

100

de

Max.

50

55

58

62

65

70

75

80

85

90

95

100

105

110

120

130

Min.

49

53.8

56.8

60.8

63.8

68.8

73.8

78.8

83.6

88.6

93.6

98.6

103.6

108.6

118.6

128.4

dw

Min.

51.1

55.9

60.6

64.7

69.4

74.2

78.7

83.4

88.2

92.9

97.7

102.4

107.2

111.9

121.1

135.4

e

Min.

60.79

66.44

71.3

76.95

82.6

88.25

93.56

99.21

104.86

110.51

116.16

121.81

127.46

133.11

144.08

161.02

m

Max.=Nominal

38

40

46

48

50

54

57

63

66

69

73

76

79

88

92

100

Min.

37

39

45

47

49

52.8

55.8

61.8

64.8

67.8

71.8

74.8

77.8

86.6

90.6

98.6

w

Max.

29

31

34

36

38

42

45

48

51

54

58

61

64

68

72

80

Min.

28.48

30.28

33.38

35.38

37.38

41.38

44.38

47.38

50.26

53.26

57.26

60.26

63.26

67.26

71.26

79.26

m1

Min.

21.9

23.5

25.9

27.5

29.1

32.3

34.7

37.1

39.3

41.7

44.9

47.3

49.7

52.9

56.1

62.5

n

Max.

7.36

7.36

9.36

9.36

9.36

9.36

9.36

11.43

11.43

11.43

11.43

11.43

11.43

14.43

14.43

14.43

Min.

7

7

9

9

9

9

9

11

11

11

11

11

11

14

14

14

s

Max.=Nominal

55

60

65

70

75

80

85

90

95

100

105

110

115

120

130

145

Min.

53.8

58.8

63.1

68.1

73.1

78.1

82.8

87.8

92.8

97.8

102.8

107.8

112.8

117.8

127.5

142.5

Type ②

Cotter pins according to DIN EN ISO 1234

6.3x63

6.3x71

8x71

8x80

8x80

8x90

8x100

10x100

10x100

10x112

10x112

10x125

10x140

10x140

10x140

10x160

Weight per thousand pieces (steel)≈kg 

447

584

710

860

1060

1300

1500

1800

2150

2500

2900

3300

3700

4100

5450

7600

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  • 1. How soon can I expect a reply after sending an inquiry?

    A: We take every inquiry seriously. On working days, we will respond within 12 hours after receiving your inquiry.

  • 2. What products do you mainly offer?

    A: We focus on the production of fasteners made of carbon steel, stainless steel, and low-alloy steel. We are a direct manufacturer with independent production capacity. DIN 935-1:2013 Coarse Thread Fine Thread Metric Hexagon Slotted Nut Factory. We own several fastener manufacturing facilities and have an international sales department, providing full-process services from production to export.

  • 3. Do you support customized production?

    A: Customized production is our core business. We can develop and manufacture products based on the drawings or samples you provide.

  • 4. Do you produce standard parts?

    A: Yes. In addition to custom products, we also produce general construction machinery parts (GET parts) for equipment such as excavators, including bucket teeth, tooth holders, corner blades, pins, clips, bolts and nuts. DIN 935-1:2013 Coarse Thread Fine Thread Metric Hexagon Slotted Nut Wholesale.

  • 5. What is your production capacity?

    A: We have 12 energy-efficient and environmentally friendly modern production lines (including one fully automatic shell molding line and four heat treatment lines), with an annual production capacity exceeding 20,000 tons, enabling us to steadily meet various order requirements.

  • 6. What are your payment terms?

    A: Trade terms (such as FOB, CIF, etc.) are confirmed when quoting. For batch production, we typically require a 30% deposit, with the balance paid against the copy of the bill of lading. T/T is the main payment method accepted, and L/C can also be negotiated.

  • 7. How is the shipment arranged?

    A: We are only 35 km away from Shanghai Port and Ningbo Port, so sea freight is the main mode of transportation, which is convenient and efficient. For urgent deliveries, we can also arrange air freight via Ningbo or Shanghai airports.

Better Fastener Industry Co., Ltd.

About Us

BETTER FASTENER INDUSTRY CO., LTD.

Better Fastener is a professional fastener enterprise specializing in the manufacturing of steel washers, stainless steel washers, spring washers and sealingwashers. Founded in 2001 as a washer factory, the company expanded into a comprehensive enterprise integrating washers, nuts, bolts, spring nuts and other fastener products in 2010. DIN 935-1:2013 Coarse Thread Fine Thread Metric Hexagon Slotted Nut Suppliers in China.

The company positions itself as a provider of comprehensive one-stop services for customers, relying on technological R&D, industrial investment and trade distribution.

With an experienced professional team and a sound sales network, Better Fastener has achieved excellent sales performance in both domestic and foreign markets,and has grown into one of the competitive manufacturers and suppliers in China's industrial fastener industry.

Better Fastener is committed to becoming a trusted fastener supplier for customers with reliable product quality, reasonable prices and on-time delivery

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