S-95635A432 10-32 x 1 1/2" 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 secure environments
• Exceptional corrosion resistance through 18-8 stainless steel construction and passivated surface treatment
• Precision threading performance with Class 3A UNF fine threads ensuring secure, vibration-resistant fastening
• High mechanical strength delivering 70,000 psi tensile strength and Rockwell B70 hardness for demanding applications
• Full regulatory compliance meeting ASME B18.3 standards and environmental regulations including RoHS 3 and REACH
• Complete thread coverage with fully threaded design providing consistent engagement along the entire 1-1/2" length
• Optimized head profile featuring rounded button head for reduced snagging and improved aesthetic integration

Professional Applications & Engineering Value

This 18-8 stainless steel rounded head screw with tamper-resistant hex drive addresses critical security and durability challenges across multiple industries. The combination of Class 3A UNF fine threading and passivated finish ensures reliable performance in corrosive environments while maintaining precise fitment. Engineering teams specify these security screws for applications requiring both vibration resistance and unauthorized access prevention, such as electrical enclosures, machinery guards, and public infrastructure. The fully threaded design provides maximum engagement strength, while the rounded head profile minimizes protrusion hazards in accessible locations. These fasteners deliver consistent performance in industrial settings where corrosion resistance and tamper-proof security are equally critical requirements.

Specification Summary & Compliance

Manufactured to exacting ASME B18.3 specifications with Class 3A thread fit for precision applications. The 10-32 UNF fine thread configuration ensures optimal engagement in materials requiring fine pitch fastening. Full compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations guarantees safe use across regulated industries. Mechanical properties include 70,000 psi tensile strength and Rockwell B70 hardness for reliable performance under stress. The passivated finish on 18-8 stainless steel provides enhanced corrosion protection while maintaining electrical conductivity where required.