S-90080A328 1/4"-28 Tamper Resistant Nuts

Key Features & Benefits at a Glance

• Maximum tamper resistance with specialized Tri-Groove drive system that deters unauthorized removal
• Superior corrosion resistance in harsh environments thanks to 316 Stainless Steel construction
• Reliable fine thread engagement with 1/4"-28 UNF Class 2B thread fit for vibration-resistant connections
• Enhanced installation security through right-hand thread direction that prevents accidental loosening
• Environmental compliance assurance with RoHS 3 (2015/863/EU) certification for regulated applications
• Optimized dimensional stability with precise 0.65" diameter and 0.265" height for consistent performance

Professional Applications & Engineering Value

This 316 Stainless Steel tamper resistant nut delivers critical security where standard fasteners fail. The Tri-Groove drive system specifically counters tampering attempts in public infrastructure, transportation, and industrial equipment while maintaining UNF fine thread reliability. Engineered for Class 2B thread fit, it ensures precise engagement that withstands vibration in machinery, electrical enclosures, and security systems. The marine-grade 316 stainless steel composition provides exceptional chloride resistance, making these security nuts ideal for coastal installations, chemical processing, and outdoor applications where both durability and anti-tamper protection are paramount.

Specification Summary & Compliance

Manufactured to precise Class 2B thread fit tolerances with 1/4"-28 UNF fine threads and right-hand thread direction. Features 0.65" diameter and 0.265" height dimensions. Compliant with RoHS 3 (2015/863/EU) environmental standards for hazardous substance restrictions. The Tri-Groove tamper resistant design follows industrial security fastener specifications for controlled access applications.