S-91244A751 5/8"-11 x 1/2" Plastic Hex Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with nylon plastic construction, eliminating rust issues in humid or chemical environments
• Secure external hex drive with 15/16" head width provides excellent torque transmission and installation reliability
• Precision Class 2A thread fit ensures consistent engagement and vibration resistance in assembly applications
• Wide temperature tolerance from -40° to 185°F maintains performance across diverse operating conditions
• Electrical insulation properties make these screws ideal for electrical and electronic applications
• RoHS 3 compliance guarantees environmental responsibility and regulatory adherence for global supply chains
• Lightweight nylon construction reduces overall component weight while maintaining structural integrity

Professional Applications & Engineering Value

These 5/8"-11 UNC nylon hex head screws deliver exceptional engineering value where metal fasteners would compromise performance. The nylon plastic material provides inherent electrical insulation, making them perfect for electrical enclosures, control panels, and electronic assemblies where conductivity must be avoided. The coarse UNC thread with Class 2A fit ensures rapid installation and reliable holding power in plastic, wood, and soft metal substrates. With temperature resistance from -40° to 185°F, these fasteners maintain dimensional stability in outdoor, automotive, and industrial environments where thermal cycling occurs. The fully threaded design maximizes engagement depth, while the external hex drive accommodates standard tools for efficient assembly line operations.

Specification Summary & Compliance

This 5/8"-11 UNC coarse thread screw features precision Class 2A thread fit per ANSI standards, ensuring consistent dimensional accuracy and reliable performance. The fastener meets RoHS 3 (2015/863/EU) compliance requirements, containing no restricted hazardous substances. Manufactured with fully threaded construction and standard UNC thread form, these screws deliver predictable performance across industrial applications while maintaining environmental regulatory adherence.