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.
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:

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.

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

|
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 |
- |
- |
- |
- |
- |
- |
- |
- |
||

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
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