S-90080A329 5/16"-24 Tamper Resistant Nuts

Key Features & Benefits at a Glance

• Enhanced tamper resistance with specialized Tri-Groove drive design that deters unauthorized removal using standard tools
• Superior corrosion resistance in harsh environments thanks to 316 Stainless Steel construction
• Reliable fine thread engagement with 5/16"-24 UNF Class 2B threads for vibration-resistant secure fastening
• Optimized dimensional stability with precise 0.83" diameter and 0.35" height for consistent performance
• Right-hand thread orientation for standard installation procedures and compatibility
• Environmental compliance assurance with RoHS 3 compliance for safe use in regulated industries
• Long-term durability maintaining integrity under demanding mechanical stress and environmental exposure

Professional Applications & Engineering Value

This high-security tamper resistant nut addresses critical challenges in public infrastructure, transportation, and industrial equipment where unauthorized access poses safety or security risks. The 316 Stainless Steel material provides exceptional resistance to chlorides, chemicals, and atmospheric corrosion, significantly extending service life in marine, chemical processing, and outdoor applications. The Tri-Groove drive system requires specialized removal tools, effectively preventing tampering while maintaining UNF fine thread precision for secure, vibration-resistant connections. Engineers specify this solution for permanent installations where maintenance access must be controlled, such as utility enclosures, bridge components, and machinery guarding systems, ensuring long-term operational security without compromising corrosion performance.

Specification Summary & Compliance

This tamper resistant nut features 5/16"-24 UNF fine threads with Class 2B thread fit per unified thread standards, ensuring precise engagement and reliable performance. Dimensional specifications include 0.83" diameter and 0.35" height with right-hand thread direction. The product is manufactured from 316 Stainless Steel and complies with RoHS 3 (2015/863/EU) environmental regulations, confirming restriction of hazardous substances for global market acceptance.