S-91900A200 8-32 x 3/16" ASME B18.3 Tamper-Resistant Torx Stainless Steel Button Head Screws

Key Features & Benefits at a Glance

• Enhanced tamper resistance with specialized Torx T15 drive design, preventing unauthorized access in high-security environments
• Superior corrosion resistance through 18-8 stainless steel construction and passivated surface treatment for extended service life
• Exceptional mechanical strength with 70,000 psi tensile strength and Rockwell B70 hardness to withstand heavy operational loads
• Precision thread engagement with Class 3A UNC coarse threads ensuring reliable fastening in industrial assemblies
• Optimized installation efficiency through fully threaded design and rounded button head profile for smooth surface integration
• Regulatory compliance assurance meeting ASME B18.3 standards and environmental regulations including RoHS 3 and REACH
• Versatile right-hand threading with 8-32 UNC specification providing broad compatibility across equipment and machinery

Professional Applications & Engineering Value

These 18-8 stainless steel tamper-resistant Torx screws address critical security and durability challenges in industrial environments. The combination of passivated finish and stainless steel material provides exceptional resistance to corrosion and chemical exposure, making them ideal for harsh operating conditions. The T15 Torx drive system delivers superior torque transmission while preventing tampering in public access equipment, security panels, and regulated machinery. With Class 3A thread fit and UNC coarse threading, these fasteners ensure precise engagement and vibration resistance in automated systems, electronic enclosures, and manufacturing equipment where reliability is paramount. The fully threaded 8-32 configuration maximizes holding power across the entire fastener length, providing consistent clamping force in critical assemblies.

Specification Summary & Compliance

These security screws maintain precision Class 3A thread fit with 8-32 UNC coarse thread spacing and right-hand threading. Manufacturing complies with ASME B18.3 specifications for dimensional accuracy and performance standards. Environmental compliance includes RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring safe use in regulated industries. The 3/16" length and 0.312" head diameter provide standardized dimensions for consistent integration across industrial applications.