S-92001A330 5/16"-18 Thumb Nuts

Key Features & Benefits at a Glance

• Corrosion-resistant 18-8 stainless steel construction ensures long-term durability in harsh environments, reducing replacement costs.
• Wing-shaped head design allows for easy hand-tightening and removal without tools, saving time on assembly and maintenance.
• Coarse UNC threading with Class 2B fit provides quick engagement and reliable fastening, minimizing cross-threading risks.
• Generous 1 1/4" width and 5/8" height offer superior grip and torque application for secure connections in high-vibration settings.
• RoHS 3 and REACH compliance guarantees environmental safety and regulatory adherence for global industrial supply chains.
• 35/64" base diameter enhances stability and load distribution, preventing loosening under dynamic stresses.
• Right-hand thread direction aligns with standard installation practices, ensuring compatibility with common threaded components.

Professional Applications & Engineering Value

This 5/16"-18 UNC thumb nut is engineered to address common industrial challenges like rapid assembly needs and exposure to corrosive elements. The 18-8 stainless steel material provides excellent resistance to rust and oxidation, making it ideal for outdoor equipment, marine hardware, and food processing machinery where hygiene and durability are critical. Its coarse thread design and Class 2B thread fit enable faster installation with reduced risk of stripping, while the standard wing profile ensures ergonomic handling in tight spaces. By combining robust construction with user-friendly features, this thumb nut minimizes downtime and maintenance costs in industrial applications such as conveyor systems, electrical enclosures, and temporary fixtures.

Specification Summary & Compliance

This thumb nut adheres to UNC thread standards with a Class 2B thread fit for consistent dimensional accuracy and reliable performance. Key specifications include a 5/16"-18 thread size, coarse thread spacing, 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 meets stringent environmental and safety standards for industrial use.