S-91420A228 M4 x 20 mm DIN 965 Steel Phillips Flat Head Screws
Steel Phillips Flat Head Screws
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Basic Information
Head Parameters
Dimensions
Thread Parameters
Tip & Drive Parameters
Material & Strength
Temperature & Environment
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Key Features & Benefits at a Glance
- Superior corrosion resistance with zinc-plated steel construction, extending service life in demanding environments.
- High tensile strength of 60,000 psi ensures reliable fastening under significant mechanical stress.
- Precision Class 6h thread fit guarantees consistent, secure engagement and reduces the risk of cross-threading.
- Fully threaded coarse pitch design enables faster installation and improved grip in a variety of materials.
- Standard 90° countersink flat head provides a flush, clean finish for applications requiring a smooth surface.
- Phillips No. 2 drive offers widespread tool compatibility and efficient torque transfer during assembly.
- Compliance with DIN 965, RoHS 3, and REACH ensures adherence to strict international quality and safety standards.
Professional Applications & Engineering Value
This M4 x 0.7 x 20mm flat head screw is engineered to address common industrial fastening challenges, such as vibration loosening and material fatigue. Manufactured from zinc-plated steel, it provides excellent protection against rust and corrosion, making it ideal for machinery, electrical enclosures, and automotive assemblies exposed to harsh conditions. The fully threaded coarse pitch metric thread ensures rapid, deep penetration into substrates, while the Class 6h thread fit maintains dimensional accuracy for secure, long-lasting connections. The flat head with 90° countersink allows for seamless integration into pre-drilled holes, eliminating protrusions and enhancing safety in high-traffic areas. These features collectively reduce maintenance frequency and improve the structural integrity of your projects.
Specification Summary & Compliance
This screw features a M4 x 0.7 mm coarse thread with a Class 6h thread fit per ISO standards, ensuring precise dimensional tolerances. It is manufactured in compliance with the DIN 965 specification for flat head screws. The product is fully RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliant, confirming it is free from hazardous substances and suitable for global industrial and commercial use.
