S-90013A117 3/4"-10 Tamper Resistant Nuts

Key Features & Benefits at a Glance

• Enhanced Security Design: Tamper-resistant construction prevents unauthorized removal, ideal for public infrastructure and high-security industrial applications.
• Superior Strength & Durability: Made from alloy steel with a 1500 in-lbs breaking torque rating, ensuring reliable performance under heavy loads and vibration.
• Corrosion Resistance: Zinc plating provides a protective barrier against rust and environmental degradation, extending service life in harsh conditions.
• Easy Installation & Removal for Authorized Personnel: External hex drive allows for standard tool use while maintaining tamper-proof security against casual interference.
• Reliable Thread Engagement: Class 2B thread fit with 3/4"-10 UNC coarse threads ensures quick assembly and reduces cross-threading risks.
• Optimized Dimensions: 1 1/4" width and 1" height provide a sturdy profile, with a post-installation height of 13/32" for compact, secure fits.
• Broad Industrial Compatibility: Inch system measurement and UNC thread standards make it suitable for a wide range of machinery and equipment in North American markets.

Professional Applications & Engineering Value

This tamper resistant nut is engineered to address critical security and reliability challenges in industrial settings. The alloy steel material, combined with a zinc plated finish, offers exceptional resistance to corrosion and mechanical stress, making it ideal for outdoor equipment, transportation infrastructure, and machinery exposed to tampering or harsh environments. The external hex drive design allows maintenance teams to use standard tools for installation and removal, while the tamper-resistant feature deters vandalism and unauthorized access. With a coarse UNC thread and Class 2B fit, it ensures fast, secure fastening in applications like bridge railings, utility enclosures, and heavy-duty manufacturing equipment, reducing downtime and enhancing operational safety.

Specification Summary & Compliance

This nut adheres to UNC thread standards with a Class 2B thread fit for consistent dimensional accuracy and reliable performance. It meets industry specifications for inch system fasteners and is manufactured from high-strength alloy steel with a zinc plating finish for corrosion protection. Compliant with common industrial requirements, it is suitable for applications demanding robust security and durability, though specific certifications like RoHS or REACH should be verified per batch for environmental compliance.