S-91287A451 M8 x 70 mm ISO 4017, DIN 933 18-8 Stainless Steel Hex Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction, ideal for harsh industrial environments and outdoor applications
• Exceptional mechanical strength with 100,000 psi tensile strength for reliable performance in demanding load-bearing applications
• Optimized installation efficiency through external hex drive design providing secure tool engagement and high torque transmission
• Enhanced thread engagement with Class 6g thread fit ensuring precise mating with nuts and threaded components
• Maximum fastening coverage through fully threaded design offering consistent clamping force along the entire 70mm length
• Industry-standard compatibility with M8 x 1.25 coarse thread specification for easy integration with existing metric systems
• Regulatory compliance assurance meeting RoHS 3 and REACH environmental standards for global market acceptance

Professional Applications & Engineering Value

These M8 hex head screws deliver exceptional engineering value in demanding industrial applications where corrosion resistance and mechanical reliability are paramount. The 18-8 stainless steel composition provides excellent protection against rust and chemical degradation, making these fully threaded fasteners ideal for machinery assembly, structural frameworks, and equipment exposed to moisture or corrosive agents. The coarse thread pitch of 1.25mm ensures rapid installation and reduced cross-threading risks, while the external hex drive accommodates standard tools for efficient maintenance and disassembly. Engineered to ISO 4017/DIN 933 standards, these screws maintain dimensional consistency across production batches, critical for automated assembly processes and quality-controlled manufacturing environments where fastener reliability directly impacts operational safety and equipment longevity.

Specification Summary & Compliance

This M8 hex head screw features precise Class 6g thread fit tolerance according to ISO metric standards, ensuring proper engagement with mating components. The fastener is manufactured to ISO 4017/DIN 933 specifications governing dimensional accuracy and mechanical properties. Regulatory compliance includes RoHS 3 (2015/863/EU) with applicable exemptions and full adherence to REACH (EC 1907/2006) requirements, confirming environmental safety and market acceptability for industrial distribution across regulated markets.