S-91510A116 8-32 x 1/2" Thumb Screws

Key Features & Benefits at a Glance

• Enhanced manual torque control with wing head design for tool-free installation and removal in tight spaces
• Superior corrosion resistance through zinc-plated steel construction for extended service life in industrial environments
• Reliable thread engagement with Class 2A fit UNC coarse threads ensuring consistent fastening performance
• Full-length threading provides maximum grip strength across the entire 1/2" length for secure fastening
• Optimized head dimensions (0.4" diameter, 49/64" width) deliver comfortable handling and sufficient turning leverage
• Right-hand thread direction with coarse spacing enables quick assembly and disassembly operations
• Compliance with environmental regulations including RoHS 3 and REACH for safe usage across various industries

Professional Applications & Engineering Value

This 8-32 UNC thumb screw addresses critical assembly challenges where frequent access or tool-free operation is required. The zinc-plated steel construction provides essential corrosion protection for electrical enclosures, machinery panels, and laboratory equipment that undergo regular maintenance. The wing head design offers exceptional ergonomic benefits, allowing operators to apply sufficient torque without specialized tools - particularly valuable in field service applications and production lines where speed and accessibility are paramount. The fully threaded configuration with coarse spacing ensures rapid installation while maintaining vibration resistance in industrial settings. These thumb screws serve as ideal solutions for applications requiring repeated access while maintaining structural integrity and compliance with international safety standards.

Specification Summary & Compliance

Manufactured to precise dimensional standards with Class 2A thread fit tolerance for consistent performance in UNC threaded applications. The screw features a 0.4" head diameter with 49/64" head width and 1/2" length with full threading. Compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe usage across various industrial sectors while meeting international environmental protection standards.