The 304 Stainless Steel GB819 Cross Recessed Countersunk Head Screw is a type of threaded fastener designed for securing components, particularly in applications where a flush surface finish is required. This Cross Recessed Machine Screw is made from 304 stainless steel. It features a cross-recessed drive for easy installation and a countersunk head that allows it to sit flush with the surface of the material once installed. It adheres to the GB819 standard, which is widely used in China for screws with specific dimensions and properties. These screws are widely utilized in electronics, machinery, furniture assembly, and other applications where a clean, flush aesthetic and reliable fastening are essential.
Parameter Information
|
Brand name |
Cross recessed countersunk head machine screw |
|
Standard |
GB819 |
|
Head shape |
Countersunk head |
|
Category |
Machine screw |
|
Wood quality |
304 stainless steel |
|
Standard type |
National standard |
|
Surface treatment |
Stainless steel washing |
|
Packaging |
Packaging bag + carton packaging |
Specification
|
Nominal diameter -d |
M1.6 |
M2 |
M2.5 |
M3 |
M3.5 |
M4 |
M5 |
M6 |
M8 |
M10 |
|
|
Pitch -p |
0.35 |
0.4 |
0.45 |
0.5 |
0.6 |
0.7 |
0.8 |
1 |
1.25 |
1.5 |
|
|
b |
min |
25 |
25 |
25 |
25 |
38 |
38 |
38 |
38 |
38 |
38 |
|
dk |
max |
3.0 |
3.8 |
4.7 |
5.5 |
7.30 |
8.40 |
9.30 |
11.30 |
15.30 |
18.30 |
|
min |
2.7 |
3.5 |
4.4 |
5.2 |
6.94 |
8.04 |
8.94 |
10.87 |
15.37 |
17.78 |
|
|
k |
max |
1 |
1.2 |
1.5 |
1.65 |
2.35 |
2.7 |
2.7 |
3.3 |
4.65 |
5 |
|
Slot number |
0 |
1 |
2 |
3 |
4 |
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