S-90080A335 1/2"-20 Tamper Resistant Nuts

Key Features & Benefits at a Glance

• Enhanced tamper resistance with specialized Tri-Groove drive design, deterring unauthorized removal in public or high-security areas.
• Superior corrosion resistance provided by 316 stainless steel material, ideal for harsh environments like marine or chemical processing.
• Reliable fine thread engagement with 1/2"-20 UNF Class 2B threads, ensuring precise fit and reduced risk of loosening under vibration.
• Optimized for security tool compatibility using the Tri-Groove drive style, requiring unique tools for installation and removal.
• Consistent dimensional accuracy with 0.93" diameter and 0.345" height, facilitating easy integration into standard assemblies.
• Environmental compliance assurance through RoHS 3 (2015/863/EU) adherence, meeting global safety and sustainability standards.
• Durable right-hand thread design for standard installation practices, enhancing usability while maintaining high-security performance.

Professional Applications & Engineering Value

This 1/2"-20 UNF tamper resistant nut is engineered to address critical security and durability challenges in industrial settings. Constructed from 316 stainless steel, it offers exceptional resistance to corrosion, making it suitable for outdoor, marine, and chemical-exposed applications where moisture and corrosive agents are prevalent. The Tri-Groove drive style ensures that only specialized tools can install or remove the nut, effectively preventing tampering in public infrastructure, transportation, or machinery. With fine UNF threads and Class 2B thread fit, it provides a secure, vibration-resistant connection that maintains integrity in dynamic environments. This combination of high-security features and robust material properties delivers long-term reliability, reducing maintenance needs and enhancing safety in B2B procurement for sectors like construction, manufacturing, and utilities.

Specification Summary & Compliance

This tamper resistant nut adheres to precise dimensional standards, including a 1/2"-20 UNF fine thread with Class 2B thread fit for consistent accuracy and ease of assembly. Manufactured in accordance with industry specifications for inch system fasteners, it ensures compatibility with standard components. The product is fully RoHS 3 (2015/863/EU) compliant, confirming its adherence to environmental regulations and safety requirements for hazardous substance restrictions.