S-90078A130 3/8"-16 Tamper Resistant Nuts

Key Features & Benefits at a Glance

• Enhanced security protection with tamper-resistant design requiring specialized tools for installation and removal
• Superior corrosion resistance through zinc alloy construction for extended service life in harsh environments
• Reliable thread engagement with Class 2B thread fit ensuring consistent performance in vibration-prone applications
• Quick installation capability using standard drilled spanner drive tools for efficient maintenance operations
• Robust mechanical performance with coarse UNC threads providing excellent load distribution and stripping resistance
• Global compliance assurance meeting RoHS 3 and REACH environmental standards for international industrial applications
• Optimized dimensional stability with precise 1" diameter and 1/4" height for consistent fit in security assemblies

Professional Applications & Engineering Value

This 3/8"-16 UNC tamper resistant nut delivers critical security solutions for industrial applications where unauthorized access prevention is paramount. The zinc alloy material provides excellent corrosion resistance while maintaining structural integrity in outdoor or chemically aggressive environments. The drilled spanner drive design ensures that only authorized personnel with specific tools can install or remove these fasteners, making them ideal for public infrastructure, electrical enclosures, transportation equipment, and machinery safety guards. The coarse thread configuration offers superior vibration resistance and faster installation compared to fine-thread alternatives, while the Class 2B thread fit guarantees reliable performance without compromising security requirements. These nuts effectively address tampering concerns while maintaining the mechanical reliability expected in industrial fastening systems.

Specification Summary & Compliance

This security nut features 3/8"-16 UNC coarse threads with Class 2B thread fit tolerance for optimal engagement. The inch-system dimensional specifications include 1" diameter and 1/4" height with right-hand thread direction. Manufacturing complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and restricted substance compliance for global industrial applications. The product meets standard industrial requirements for tamper-resistant fasteners in security-critical installations.