S-93575A030 5/16"-18 Thumb Nuts

Key Features & Benefits at a Glance

• Superior corrosion resistance with 316 stainless steel construction, ideal for harsh industrial environments and outdoor applications
• Effortless manual installation thanks to the wing-shaped head design, eliminating the need for tools in quick-assembly scenarios
• Reliable thread engagement with Class 2B fit UNC coarse threads, ensuring consistent performance and reduced cross-threading risks
• Durable and long-lasting performance from the robust 1 1/4" width and 5/8" height, providing secure hand-tightened fastening
• Wide compatibility with standard 5/16"-18 UNC male threads, making it versatile for various industrial equipment and machinery
• Environmental and regulatory compliance meeting RoHS 3 and REACH standards, safe for use in regulated industries
• Optimized for right-hand threading facilitating intuitive installation in standard applications

Professional Applications & Engineering Value

This 316 stainless steel thumb nut is engineered to address common challenges in industrial settings where corrosion resistance and quick manual fastening are critical. The UNC coarse thread design with Class 2B fit ensures rapid installation and secure holding power, reducing assembly time and minimizing tool dependency. Its wing nut profile allows for easy hand-tightening in confined spaces or applications requiring frequent adjustments, such as in machinery guards, electrical enclosures, and marine equipment. The 35/64" base diameter and 1 1/4" width provide a stable grip and even load distribution, preventing loosening under vibration. Ideal for industrial thumb nut uses in chemical processing, food manufacturing, and outdoor structures, this fastener delivers reliable performance where corrosion resistance and manual operation are paramount.

Specification Summary & Compliance

This thumb nut features precision 5/16"-18 UNC coarse threads with Class 2B thread fit for consistent dimensional accuracy. It adheres to standard inch measurement systems and right-hand thread direction. The product is manufactured in compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it is free from hazardous substances and suitable for global industrial applications requiring environmental and safety standards.