S-90876A160 3/8"-16 Thumb Nuts

Key Features & Benefits at a Glance

• Quick hand-tightening capability eliminates the need for tools, saving valuable assembly time in maintenance and production environments
• Superior grip and torque application thanks to the 1 5/8" wing span, providing excellent leverage for secure fastening by hand
• Durable iron construction ensures reliable performance and resistance to wear in demanding industrial and DIY applications
• Precise Class 2B thread fit guarantees smooth engagement and consistent clamping force with standard 3/8"-16 UNC male threads
• Coarse UNC thread profile enables rapid installation and removal, reducing assembly time and improving operational efficiency
• Robust 5/8" base diameter provides a stable bearing surface for even load distribution and enhanced joint integrity
• Standard wing nut profile ensures compatibility with common manual fastening procedures across various equipment and machinery

Professional Applications & Engineering Value

This iron thumb nut with 3/8"-16 UNC coarse threads delivers exceptional value in applications requiring frequent adjustments or quick disassembly. The standard wing nut profile and generous 1 5/8" wing span enable operators to achieve sufficient tightening torque without tools, making it ideal for machinery guards, access panels, and temporary fixtures where tool access is limited. The right-hand thread direction follows conventional installation practices, while the iron material provides the necessary strength and durability for industrial environments. This combination addresses critical pain points in maintenance operations by reducing downtime and eliminating misplaced tools, ultimately enhancing productivity in manufacturing, equipment servicing, and facility maintenance scenarios.

Specification Summary & Compliance

This thumb nut features 3/8"-16 UNC coarse threads with Class 2B thread fit per ASME B1.1 standards, ensuring proper clearance and reliable performance with standard bolts. The product maintains dimensional accuracy with a base diameter of 5/8", wing span of 1 5/8", and overall height of 7/8". Manufactured from industrial-grade iron, this component complies with industry standards for manual fastening applications and is suitable for various industrial uses where tool-less operation is preferred.