Countersunk screw with groove DIN 963 M4x40 galvanized
Code: 830773
Product detailed description
The countersunk head screw with a continuous groove according to DIN 963 is designed for applications requiring aesthetic and precisely fitting joints. This screw has a metric thread with a diameter of M4 and a length of 40 mm, with the thread extending to the head, which allows a firm hold in materials such as metal and plastic. The screw head has a countersunk shape with a diameter of 7.5 mm and a height of 2.2 mm, ensuring that after assembly the surface of the joined material is smooth and without protrusions.The screw is made of steel of strength class 4.8, which means that it has a yield strength of 320 MPa and a tensile strength of 400 MPa, which is suitable for less demanding mechanical applications. The surface treatment is white zinc plating, which provides basic protection against corrosion. The screw is equipped with a continuous groove, which allows easy assembly and disassembly using a standard flat screwdriver.
This screw is compatible with ISO 2009 and ČSN 021151 standards, ensuring its wide applicability in various industrial sectors. It is ideal for applications where aesthetic appearance and precise fit are important, such as furniture joints or electronic assemblies.
Additional parameters
| Category: | Fasteners > countersunk head screws > groove DIN 963 > galvanized steel 4.8 |
|---|---|
| Weight: | 0.003 kg |
| EAN: | 4043952318669 |
| CSN standard: | 021151 |
| Diameter D (mm): | M4 |
| Diameter dk (mm): | 7,5 |
| DIN standard: | 963 |
| Fortress class: | 4,8 |
| Groove type: | ongoing |
| Head shape: | profound |
| Height k (mm): | 2,2 |
| ISO standard: | 2009 |
| Length L (mm): | 40 |
| Material: | steel |
| Pitch: | 0,70 |
| Surface finish: | zinc white |
| Thread type: | metric |
| Width s (mm): | 1 |
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