S-92125A188 M4 x 8 mm DIN 7991, ISO 10642 Stainless Steel Hex Drive Flat Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction and passivated finish, ensuring long-term reliability in harsh environments.
• High-strength fastening offering 70,000 psi tensile strength for secure and durable connections in demanding industrial applications.
• Precise thread engagement with Class 6g thread fit and coarse M4 x 0.7mm pitch, enabling quick installation and reduced cross-threading risks.
• Efficient installation and removal via the 2.5mm hex drive, providing a secure grip and minimizing tool slippage during assembly.
• Flush mounting capability with the standard 90° countersink angle and flat head design, ideal for applications requiring a smooth surface finish.
• Full thread coverage along the 8mm length, ensuring maximum grip and uniform stress distribution in assembled components.
• Compliance with international standards including DIN 7991 and ISO 10642, guaranteeing interchangeability and consistent quality.

Professional Applications & Engineering Value

Engineered for precision and endurance, these M4 flat head screws in 18-8 stainless steel address critical industrial fastening challenges. The passivated finish enhances corrosion resistance, making them suitable for machinery, electronics, and outdoor equipment exposed to moisture or chemicals. With a fully threaded metric coarse thread and Class 6g fit, they ensure reliable engagement in metals and plastics, reducing assembly time and vibration-induced loosening. The hex drive design allows for high-torque application, while the flat head with a 90° countersink provides a seamless fit in pre-drilled holes, ideal for applications where aerodynamics or safety require flush surfaces. These screws deliver consistent performance in automotive, aerospace, and manufacturing sectors, supporting robust industrial fastening solutions.

Specification Summary & Compliance

This product adheres to precise dimensional standards, including M4 x 0.7mm thread size with Class 6g thread fit per metric specifications, and an 8mm length for accurate integration. It conforms to DIN 7991 and ISO 10642 manufacturing norms, ensuring uniformity and reliability. Compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, it meets environmental and safety requirements for global industrial use.