S-90274A428 M6 x 20 mm DIN 963, ISO 2009 Steel Slotted Flat Head Screws

Key Features & Benefits at a Glance

• Enhanced corrosion resistance with zinc-plated steel construction, extending service life in demanding industrial environments.
• Reliable fastening performance with Class 6h thread fit, ensuring precise engagement and reducing the risk of loosening under vibration.
• High tensile strength of 60,000 psi provides secure, durable connections capable of withstanding significant mechanical stress.
• Rockwell B71 hardness offers excellent wear resistance, maintaining thread integrity through repeated installations.
• 90° countersink angle and flat head design enable a flush finish, ideal for applications requiring a smooth surface and aerodynamic profile.
• Fully threaded shank maximizes grip length and load distribution, enhancing joint stability in various materials.
• Compliance with DIN 963 and ISO 2009 standards guarantees dimensional accuracy and interchangeability for global engineering projects.

Professional Applications & Engineering Value

This M6 flat head screw is engineered to address common industrial challenges such as vibration-induced loosening and corrosion in harsh environments. The zinc-plated steel material provides a protective barrier against moisture and chemicals, while the Class 6h thread fit and coarse thread spacing ensure quick, secure assembly with reduced cross-threading risks. Its fully threaded design and 90° countersink angle make it ideal for applications in machinery, automotive assemblies, and electronic enclosures where a flush mount is critical for safety and aesthetics. By meeting DIN 963 and ISO 2009 specifications, it delivers consistent performance in metric screw systems, streamlining procurement and maintenance for B2B clients.

Specification Summary & Compliance

This product features precise M6 x 1mm thread dimensions with a Class 6h tolerance for accurate fit, right-hand thread direction, and fully threaded 20mm length. It conforms to DIN 963 and ISO 2009 manufacturing standards, ensuring reliability in metric fastening systems. Additionally, it is RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, supporting environmentally responsible and safe industrial use.