S-90059A035 5/8"-11 Hex Nuts

Key Features & Benefits at a Glance

• Exceptional heat resistance maintains structural integrity in applications up to 500°F, preventing deformation in high-temperature environments
• Superior chemical inertness from PTFE material ensures reliable performance when exposed to corrosive substances and aggressive chemicals
• Precision Class 2B thread fit provides consistent engagement and reliable fastening in demanding assembly applications
• Standard UNC coarse threading enables quick installation and removal while reducing cross-threading risks in industrial settings
• External hex drive design offers familiar tool compatibility and straightforward installation with common wrenching tools
• Regulatory compliance assurance with RoHS 3 and REACH standards meets stringent environmental and safety requirements for industrial applications
• Durable PTFE construction delivers excellent wear resistance and long service life in challenging operating conditions

Professional Applications & Engineering Value

This PTFE plastic hex nut delivers critical performance advantages in demanding industrial environments where conventional metal fasteners fail. The chemical-resistant properties of PTFE material make it ideal for chemical processing, pharmaceutical manufacturing, and food processing equipment where corrosion resistance is paramount. The 500°F maximum temperature rating ensures reliable operation in high-heat applications such as oven assemblies, thermal processing equipment, and automotive components. The UNC 5/8"-11 coarse thread configuration provides excellent vibration resistance and maintains secure fastening in machinery subject to dynamic loads. For applications requiring electrical insulation or non-magnetic properties, this white plastic hex nut offers superior performance over metallic alternatives while maintaining the familiar external hex drive for standard tool compatibility.

Specification Summary & Compliance

This inch-system fastener features 5/8"-11 UNC coarse threads with Class 2B thread fit ensuring precise dimensional accuracy and reliable engagement. The standard 7/8" width and 35/64" height provide consistent sizing for uniform installation. Manufactured to exacting standards, this right-hand thread hex nut maintains compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, meeting current environmental safety requirements for industrial components. The external hex drive style and standard hex nut profile ensure compatibility with conventional installation tools and procedures.