S-92421A194 8-32 x 1/2" Thumb Screws

Key Features & Benefits at a Glance

• Easy manual operation with knurled round head for superior grip without tools
• Enhanced stability from flared collar design preventing over-tightening and seating issues
• Durable brass construction offering excellent corrosion resistance for long service life
• Quick assembly with fully threaded 1/2" length and coarse UNC threads for fast engagement
• Reliable thread fit with Class 2A tolerance ensuring consistent performance in mating components
• Wide compatibility with standard 8-32 UNC threaded holes in various industrial equipment
• Environmentally safe compliance with RoHS 3 and REACH regulations for global market acceptance

Professional Applications & Engineering Value

This 8-32 UNC brass thumb screw solves critical assembly challenges where frequent adjustments or tool-free access is required. The knurled round head provides exceptional tactile grip in oily or high-vibration environments, while the flared collar design distributes clamping force evenly to prevent damage to sensitive surfaces. Made from corrosion-resistant brass material, it's ideal for electrical enclosures, instrumentation panels, and precision machinery where non-magnetic properties and repeated manual operation are essential. The fully threaded 1/2" length with coarse UNC threads ensures rapid installation in maintenance-intensive applications, reducing downtime in production environments.

Specification Summary & Compliance

Manufactured to precise dimensional standards with Class 2A thread fit for consistent engagement in UNC threaded applications. Features 8-32 thread size with 0.164" diameter and 13/32" head diameter. Fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use in electronic and industrial applications worldwide.