S-94835A110 1/2"-13 Locknuts

Key Features & Benefits at a Glance

• Superior vibration resistance with a steel insert locking mechanism that maintains clamp force in high-stress environments.
• Exceptional corrosion protection from zinc yellow-chromate plating, extending service life in harsh industrial conditions.
• Enhanced torque application due to the extra wide hex profile, allowing for secure tightening with standard tools.
• High strength reliability with Grade 8 steel construction, ensuring durability under heavy loads and repeated use.
• Precise thread engagement with UNC coarse threads and Class 2B fit, facilitating quick installation and reducing cross-threading risks.
• Compliance with environmental standards as RoHS 3 compliant, meeting strict regulations for safe industrial use.
• Optimized for right-hand thread applications in inch system assemblies, providing consistent performance in machinery and equipment.

Professional Applications & Engineering Value

This Grade 8 steel locknut is engineered to address common challenges in industrial settings, such as loosening under vibration and corrosion in demanding environments. The steel insert locking type ensures reliable retention in heavy-duty applications, from automotive to construction machinery, by resisting dynamic loads. Its extra wide hex profile allows for higher torque application with standard wrenches, reducing installation time and improving safety. Made from zinc yellow-chromate plated steel, it offers robust protection against rust and wear, while the UNC coarse threads and Class 2B thread fit provide smooth assembly and disassembly, minimizing downtime in maintenance cycles. Ideal for use in external hex drive systems, this locknut delivers long-term value by enhancing equipment reliability and reducing replacement frequency.

Specification Summary & Compliance

This locknut features a 1/2"-13 UNC coarse thread with Class 2B thread fit for precise dimensional accuracy, ensuring compatibility with standard components. Manufactured from high-strength Grade 8 steel with an external hex drive and dimensions of 7/8" width and 19/32" height, it adheres to industry standards for inch system fasteners. The product is RoHS 3 (2015/863/EU) compliant, confirming its adherence to environmental regulations for hazardous substance restrictions.