S-90876A610 3/8"-16 Thumb Nuts

Key Features & Benefits at a Glance

• Quick manual installation and removal with 1 5/8" wide wings for superior grip without tools, reducing assembly time and labor costs
• Enhanced corrosion resistance through zinc-plated steel construction, ensuring long-term durability in harsh industrial environments
• Reliable thread engagement with Class 2B precision fit and coarse UNC threads, minimizing cross-threading risks and ensuring secure fastening
• Broad compatibility with 3/8"-16 UNC right-hand threaded components, ideal for standard inch-based machinery and equipment
• Robust structural integrity from a 7/8" base diameter and 1" height, providing stable load distribution for heavy-duty applications
• Environmental and regulatory compliance with RoHS 3 and REACH standards, supporting sustainable and safe manufacturing practices
• Versatile standard wing profile designed for repeated adjustments in maintenance, repair, and assembly operations

Professional Applications & Engineering Value

This zinc-plated steel thumb nut addresses common industrial challenges by combining manual operability with robust performance. The standard wing profile and coarse UNC threads enable rapid hand-tightening in tight spaces, eliminating the need for wrenches in frequent adjustment scenarios like machinery maintenance, conveyor systems, and electrical enclosures. The Class 2B thread fit ensures consistent engagement with mating components, reducing vibration-induced loosening and assembly errors. Made from zinc-plated steel, it resists rust and corrosion in humid or outdoor settings, extending service life in automotive, agricultural, and construction equipment. This design maximizes assembly efficiency while meeting stringent RoHS and REACH requirements for global supply chain compliance.

Specification Summary & Compliance

This thumb nut features a 3/8"-16 UNC coarse thread with Class 2B thread fit for precise dimensional accuracy and reliable performance. It adheres to inch system standards with a right-hand thread direction and standard wing nut profile. The product is manufactured in compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it is free of restricted hazardous substances and safe for industrial use.