S-95635A608 3/8"-16 x 2" ASME B18.3 Tamper-Resistant Hex-Drive Stainless Steel Button Head Screws

Key Features & Benefits at a Glance

• Superior tamper resistance with specialized hex drive design to prevent unauthorized access in security-sensitive applications
• Exceptional corrosion protection through 18-8 stainless steel construction and passivated surface treatment for long-term reliability
• High-strength performance with 70,000 psi tensile strength and Rockwell B70 hardness for demanding industrial environments
• Precision thread engagement with Class 3A UNC coarse threading ensuring secure fastening and vibration resistance
• Optimized head design featuring rounded button profile for reduced snagging and improved aesthetic integration
• Full regulatory compliance meeting ASME B18.3 standards and environmental regulations including RoHS 3 and REACH
• Complete threading coverage along the 2-inch length for maximum grip and load distribution across joined materials

Professional Applications & Engineering Value

These 18-8 stainless steel tamper-resistant hex button head screws address critical engineering challenges in industrial settings where security and corrosion resistance are paramount. The passivated finish creates a protective oxide layer that significantly enhances corrosion resistance in harsh environments, while the tamper-resistant hex drive prevents unauthorized disassembly in public infrastructure, electrical enclosures, and machinery guards. The Class 3A UNC coarse threading provides superior thread engagement and vibration resistance, making these rounded head screws ideal for applications requiring both security and reliability. With their 70,000 psi tensile strength, they maintain structural integrity under heavy loads, while the button head design offers a low-profile installation that reduces snagging hazards in moving equipment and improves overall safety.

Specification Summary & Compliance

This fastener features precision 3/8"-16 UNC coarse threading with Class 3A thread fit for exceptional dimensional accuracy and secure fastening. Manufactured in compliance with ASME B18.3 specifications, the screw maintains strict quality standards throughout production. The product is fully compliant with RoHS 3 (2015/863/EU) regulations and REACH (EC 1907/2006) requirements, ensuring environmental responsibility and workplace safety. The combination of 18-8 stainless steel material and passivated finish provides optimal corrosion resistance while maintaining the mechanical properties necessary for industrial applications.