S-90128A248 M5 x 20 mm DIN 912, ISO 4762 Alloy Steel Socket Head Screws

Key Features & Benefits at a Glance

• Maximum load-bearing capability with Class 12.9 strength rating and 170,000 psi tensile strength for critical high-stress applications
• Superior corrosion resistance through zinc-plated alloy steel construction, extending service life in harsh environments
• Precise installation control with 4mm hex drive socket head design preventing tool slippage and ensuring consistent torque application
• Reliable thread engagement with Class 5g6g thread fit and coarse 0.8mm pitch for secure fastening in various materials
• Full-length threading providing maximum adjustability and grip along the entire 20mm shaft length
• Exceptional hardness at Rockwell C37 to maintain structural integrity under repeated stress and vibration
• Global compliance assurance meeting DIN 912/ISO 4762 standards for international project compatibility

Professional Applications & Engineering Value

These M5 socket head cap screws deliver critical performance advantages in demanding industrial settings where failure is not an option. The zinc-plated alloy steel construction provides essential corrosion protection for machinery exposed to moisture, chemicals, or outdoor elements. With their Class 12.9 strength rating and 170,000 psi tensile strength, these metric fasteners withstand extreme vibrational forces and heavy loads in automotive assemblies, industrial equipment, and precision machinery. The 4mm hex drive and standard socket head profile enable flush installation in confined spaces while preventing cam-out during high-torque applications. The coarse thread pitch (0.8mm) ensures rapid installation and reliable holding power in both metallic and composite materials, making them ideal for production lines where speed and reliability are paramount.

Specification Summary & Compliance

These precision metric socket head cap screws feature M5 x 0.8mm thread specifications with Class 5g6g thread fit tolerance ensuring consistent performance across applications. Manufacturing complies with DIN 912/ISO 4762 standards for dimensional accuracy and mechanical properties. Environmental compliance includes RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming they contain no restricted substances. The fully threaded 20mm length provides complete threading engagement capability for maximum fastening security.