S-94530A117 5/8"-11 Locknuts

Key Features & Benefits at a Glance

• Superior vibration resistance through nylon insert locking mechanism that maintains secure fastening in high-motion environments
• Exceptional corrosion resistance with 316 stainless steel construction, ideal for harsh industrial and marine applications
• Enhanced grip and torque application with extra-wide thin hex profile for easier installation and removal
• Reliable performance in elevated temperatures with nylon insert rated for continuous service up to 250°F
• Precision thread engagement with Class 2B fit ensuring consistent performance and reduced cross-threading risk
• Industry-standard compatibility with UNC coarse 5/8"-11 threads for broad application across equipment and machinery
• Environmental compliance assurance meeting RoHS 3 and REACH standards for responsible manufacturing

Professional Applications & Engineering Value

This nylon insert locknut delivers critical vibration resistance in demanding industrial settings where constant motion threatens fastener integrity. The 316 stainless steel construction provides superior corrosion resistance compared to standard grades, making it ideal for chemical processing, marine equipment, and food processing applications where moisture and corrosive agents are present. The extra-wide thin hex profile offers improved tool engagement for more efficient installation in confined spaces while maintaining a low-profile design. With UNC coarse threads and Class 2B thread fit, this locknut ensures reliable performance in heavy machinery, automotive assemblies, and structural applications where vibration-induced loosening can compromise safety and operational efficiency. The nylon insert maintains consistent locking force through thermal cycles and mechanical stress, providing long-term reliability in temperature-fluctuating environments.

Specification Summary & Compliance

This locknut features 5/8"-11 UNC coarse threads with Class 2B thread fit for precision engagement and right-hand thread direction. Dimensions include 1-1/16" width and 39/64" height with external hex drive style. Manufactured from 316 stainless steel with nylon insert rated to 250°F maximum temperature. Compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental standards, ensuring adherence to current regulatory requirements for industrial components.