S-90080A301 1/4"-20 Tamper Resistant Nuts

Key Features & Benefits at a Glance

• Maximum tamper resistance with Tri-Groove drive requiring specialized tools, preventing unauthorized access in public or high-security areas
• Superior corrosion resistance from 316 Stainless Steel construction, ensuring long-term reliability in harsh environments including marine and chemical exposure
• Secure thread engagement with Class 2B thread fit providing consistent clamping force and vibration resistance in demanding applications
• Quick installation with coarse UNC 1/4"-20 threads that reduce cross-threading risks and speed up assembly processes
• Durable performance maintaining structural integrity under vibration and load stress with 0.66" diameter and 0.265" height profile
• Broad compatibility with standard 1/4"-20 UNC fasteners and right-hand thread systems commonly used across industrial equipment
• Permanent security solution that discourages tampering attempts while meeting industrial safety and security standards

Professional Applications & Engineering Value

This Tri-Groove tamper resistant nut addresses critical security challenges in industrial and public settings where equipment protection is paramount. The unique Tri-Groove drive style requires specialized tools for installation and removal, effectively deterring tampering in public infrastructure, transportation systems, utility enclosures, and industrial machinery. Manufactured from 316 Stainless Steel, this security nut provides exceptional resistance to corrosion from chemicals, saltwater, and atmospheric exposure, ensuring reliable performance in demanding environments. The coarse UNC 1/4"-20 thread with Class 2B thread fit delivers secure fastening with reduced installation time while maintaining vibration resistance. This combination of security features and material durability makes it an ideal choice for permanent installations where maintenance access is controlled and unauthorized removal must be prevented.

Specification Summary & Compliance

This precision-engineered tamper resistant nut features 1/4"-20 UNC coarse threads with Class 2B thread fit ensuring consistent engagement and reliable performance. The fastener meets standard inch system dimensions with a diameter of 0.66" and height of 0.265", manufactured from 316 Stainless Steel for superior corrosion resistance. The Tri-Groove drive style provides tamper-resistant security while maintaining compatibility with standard UNC thread specifications. This security nut complies with industry standards for tamper-resistant fasteners and is suitable for applications requiring controlled access and vandal resistance.