S-95635A415 10-32 x 1/4" Tamper-Resistant Hex-Drive Stainless Steel Button Head Screws

Key Features & Benefits at a Glance

• Enhanced tamper resistance with specialized hex drive design to prevent unauthorized access in sensitive installations
• Superior corrosion resistance through 18-8 stainless steel construction and passivated surface treatment for extended service life
• Precise thread engagement with Class 3A fit and UNF fine threading ensuring reliable fastening in vibration-prone environments
• High mechanical strength delivering 70,000 psi tensile strength and Rockwell B70 hardness for demanding industrial applications
• Streamlined installation with rounded button head profile that eliminates snagging while providing adequate bearing surface
• Full regulatory compliance meeting RoHS 3 and REACH standards for global industrial use without environmental restrictions
• Complete thread coverage with fully threaded 1/4" length enabling maximum grip across the entire fastener engagement

Professional Applications & Engineering Value

Engineered for security-critical industrial applications, these 10-32 UNF thread rounded head screws address the dual challenges of unauthorized access and environmental degradation. The 18-8 stainless steel core provides inherent corrosion resistance, while the passivated finish creates an additional protective oxide layer that withstands harsh operating conditions. The tamper-resistant hex drive system offers a crucial security advantage in public infrastructure, electrical enclosures, and machinery where deliberate interference is a concern. The Class 3A thread fit ensures precise mating with corresponding nuts and threaded holes, minimizing loosening under vibration while the fine UNF threading delivers superior holding power in thinner materials. These security screws are particularly valuable in transportation, telecommunications, and industrial equipment where both reliability and protection against tampering are paramount.

Specification Summary & Compliance

Manufactured to precise dimensional standards with Class 3A thread fit tolerance for superior engagement accuracy. The UNF (Unified National Fine) thread system with 10-32 specification ensures compatibility with standard industrial components. Full compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations guarantees environmental safety and unrestricted use across global markets. Mechanical properties include verified 70,000 psi tensile strength and Rockwell B70 hardness for consistent performance in demanding fastener applications.