The Cross Recessed Countersunk Head Screw is a precision-engineered machine screw manufactured from 316 stainless steel, offering exceptional durability and corrosion resistance. Designed to meet the GB819 standard, this screw features a countersunk head that sits flush with the material surface, ensuring a smooth, professional finish. Its cross recessed drive allows for easy installation, secure fastening, and reduced risk of slipping during assembly. Ideal for both functional and aesthetic applications, these screws are widely used in electronics, machinery, construction, and furniture manufacturing, particularly in environments where a clean, flush appearance and long-term reliability are required.
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 |
||||||
