DIN 6923 Serrated Flange Nut

DIN 6923 Serrated Flange Nut

DIN 6923 Flange Nut, Serrated Flange Nut, Carbon Steel, Stainless Steel 304/316, Zinc Plated, Black Oxide, Hot Dip Galvanized, Metric Thread, Multiple Property Classes, Bulk Supply, Custom Specifications.
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Description

Hebei Kappa Metal Products Co., Ltd. is one of the most reliable manufacturers and suppliers of din 6923 serrated flange nut in China. Welcome to buy bulk high quality din 6923 serrated flange nut made in China here from our factory. If you have any enquiry about cooperation, please feel free to email us.

 

 

Please Include Weight per Piece for an Accurate Quote!!!
 

Drywall screws are not priced by quantity alone. Weight per piece has a direct effect on cost, especially for large orders. A small difference in screw weight can change the total tonnage and the final price.

Send us the details, drawing on my factory-floor experience, we can analyze your specific market conditions and store requirements to help you determine the most precise and appropriate pricing.e-no guesswork on weight.

 

Please specify:

11

01

  • Diameter × length
  • Head type (bugle head, countersunk, etc.)

02

  • Thread type (fine or coarse)
  • Coating (black phosphate, gray phosphate, zinc, etc.)

03

  • Target weight per piece (g/pc)
  • Order quantity

04

  • Packaging (dimensions of the box/outer carton, package weight, and whether the logo style or color can be customized)

 

Product Specification

 

Item

Flange Nut(Serrated)

Standard

DIN6923

Material

Stainless Steel/Carbon Steel

Finish/Surface treatment

Plain/Zinc plated/HDG/Chrome

Serration

Yes

Size

M5-M20

Head Style

Hexagonal

Feature

Serrated Flange

 

DIN 6923 Hex Flange Nut

DIN 6923 Flange Nut, Serrated Flange Nut, Carbon Steel, Stainless Steel 304/316, Zinc Plated, Black Oxide, Hot Dip Galvanized, Metric Thread, Multiple Property Classes, Bulk Supply, Custom Specifications.

245

 

How to Specify the Right Flange Nut

 

Metric sizes

M6, M8, M10, M12 and M16 are the common range; other sizes quoted on request.

01

Thread pitch

Coarse is standard (M10×1.5, M12×1.75); fine pitch (M10×1.25, M12×1.5) must be specified, as it won't interchange with coarse.

02

Flange dimensions

For replacements, check flange diameter, nut height and across-flats against DIN 6923 for that size, not just the thread.

03

Serrated or smooth

Overed in the comparison above; pick based on contact surface and whether marks are acceptable.

04

To order

Thread size, standard, material, property class and finish.

05

256

Thread size

d

M5

M6

M8

M10

M12

M14

M16

M20

P

Pitch

Coarse thread

0.8

1

1.25

1.5

1.75

2

2

2.5

Fine thread 1

/

/

1

1.25

1.5

1.5

1.5

1.5

Fine thread 2

/

/

/

1

1.25

/

/

/

b

Reference value

L ≤ 125

16

18

22

26

30

34

38

46

125 < L ≤ 200

/

/

28

32

36

40

44

52

L > 200

/

/

/

/

/

/

57

65

c

min

1

1.1

1.2

1.5

1.8

2.1

2.4

3

da

Type A

max

5.7

6.8

9.2

11.2

13.7

15.7

17.7

22.4

Type B

max

6.2

7.4

10

12.6

15.2

17.7

20.7

25.7

dc

max

11.8

14.2

18

22.3

26.6

30.5

35

43

ds

max

5

6

8

10

12

14

16

20

min

4.82

5.82

7.78

9.78

11.73

13.73

15.73

19.67

du

max

5.5

6.6

9

11

13.5

15.5

17.5

22

dw

min

9.8

12.2

15.8

19.6

23.8

27.6

31.9

39.9

e

min

8.71

10.95

14.26

16.5

17.62

19.86

23.15

29.87

f

max

1.4

2

2

2

3

3

3

4

k

max

5.4

6.6

8.1

9.2

11.5

12.8

14.4

17.1

K1

min

2

2.5

3.2

3.6

4.6

5.1

5.8

6.8

r1

min

0.25

0.4

0.4

0.4

0.6

0.6

0.6

0.8

r2

max

0.3

0.4

0.5

0.6

0.7

0.9

1

1.2

r3

min

0.1

0.1

0.15

0.2

0.25

0.3

0.35

0.4

r4

≈

3

3.4

4.3

4.3

6.4

6.4

6.4

8.5

s

Max = Nominal

8

10

13

15

16

18

21

27

min

7.78

9.78

12.73

14.73

15.73

17.73

20.67

26.67

t

max

0.15

0.2

0.25

0.3

0.35

0.45

0.5

0.65

min

0.05

0.05

0.1

0.15

0.15

0.2

0.25

0.3

Thread length b

-

-

-

-

-

-

-

-

 

modular-1
Custom Packaging&Private Label Available

Choose from bulk cartons, poly bags with branded labels, or retail-ready packaging. Minimum order quantities can be adjusted to support both small contractors and large-scale procurement needs.

We offer custom box/bags printing and labeling services to help you build your own product line.

 

FAQ

 

Q: 1.What materials are available for DIN 6923 flange nuts?

A: Carbon steel (Class 4.8/8 .8/10.9/12.9) and stainless steel (A2/304, A4/316). Tell us the service environment and we'll confirm which grade fits.

Q: 2. Serrated or smooth flange nut?

A: Serrated for hard, unpainted steel where the teeth can bite; smooth for painted, aluminum, soft or visible surfaces. Neither is a lock nut-for high vibration, use a nylon-insert nut.

Q: 3.What surface finishes are available for carbon steel?

A: Zinc plating (5–8 μm, indoor and sheltered outdoor), black oxide (oil protection only, dry indoor), hot-dip galvanizing (40–80 μm, outdoor and high-corrosion; oversize-tapped to fit galvanized bolts).

Q: 4. How do I specify the correct nut?

A: Thread size and pitch, standard (DIN 6923), material, property class and finish. Match the nut class to the bolt-4.8 nut with 4.8/5.8 bolts, Class 8 with 8.8.

Q: 5.Can you supply mixed sizes in one order?

A: Yes-send the size list, quantities, material and finish. Mixed sizes are packed in separate inner boxes with size and grade marked on each carton.

Q: 6. Can you supply custom flange nuts?

A: Non-standard dimensions, threads and finishes are quoted against your drawing or sample. Feasibility depends on size, material and order quantity-send the spec and we'll confirm.

 

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