S-91870A247 10-24 x 1" ASME B18.3 Tamper-Resistant Torx Stainless Steel Flat Head Screws

Key Features & Benefits at a Glance

• Enhanced tamper resistance with specialized Torx T25 drive for secure installations in high-security environments
• Superior corrosion protection through 18-8 stainless steel construction and passivated surface treatment
• Reliable thread engagement with Class 3A thread fit ensuring precise, vibration-resistant fastening
• Optimized flush mounting featuring standard flat head profile with 82° countersink for seamless surface integration
• Exceptional mechanical strength delivering 70,000 psi tensile strength and Rockwell B70 hardness for demanding applications
• Full-threaded design providing maximum grip length and load distribution across the entire fastener
• Industry compliance assurance meeting ASME B18.3 specifications and environmental regulations including RoHS 3 and REACH

Professional Applications & Engineering Value

These 10-24 UNC flat head screws with tamper-resistant Torx drive address critical challenges in industrial security and reliability. The 18-8 stainless steel material combined with passivated finish creates a robust barrier against corrosion, making them ideal for harsh environments where chemical exposure or moisture is present. The Class 3A thread fit and coarse threading ensure rapid installation with minimal cross-threading risk, while the 82° countersink angle provides flush mounting for applications requiring smooth surfaces. Particularly valuable in security-sensitive installations, electronic enclosures, and public infrastructure, these screws prevent unauthorized access while maintaining structural integrity under high tensile loads up to 70,000 psi.

Specification Summary & Compliance

Manufactured to precise dimensional standards with Class 3A thread fit and UNC coarse threading (10-24 size). These flat head screws comply with ASME B18.3 mechanical specifications and meet critical environmental regulations including RoHS 3 (2015/863/EU) compliance and REACH (EC 1907/2006) standards. The combination of right-hand threading, 1" length, and fully threaded design ensures consistent performance across industrial applications requiring reliable, secure fastening solutions.