S-90114A615 1/4"-20 x 5/8" ASME B18.6.3 Brass Fillister Head Slotted Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with high-quality brass material, ideal for harsh environments and electrical applications.
• Excellent mechanical strength offering 50,000 psi tensile strength and Rockwell B40 hardness for reliable, long-lasting fastening.
• Precise and easy installation with a slotted drive style and Class 2A thread fit, ensuring smooth assembly and reduced cross-threading risks.
• Optimized for high-stress applications due to the fully threaded, coarse 1/4"-20 UNC design, providing maximum grip and load distribution.
• Enhanced clearance and aesthetic appeal from the high, narrow Fillister head profile, suitable for countersunk or decorative uses.
• Broad industrial compliance meeting ASME B18.6.3 standards, along with RoHS 3 and REACH regulations for safe, global usage.
• Versatile right-hand threading for standard assembly processes, ensuring compatibility with common tools and components.

Professional Applications & Engineering Value

This brass Fillister head slotted screw is engineered to address common industrial challenges such as corrosion, vibration loosening, and assembly efficiency. The high-strength brass alloy provides inherent resistance to rust and galvanic corrosion, making it perfect for electrical enclosures, marine hardware, and plumbing systems. Its coarse UNC threading and Class 2A fit ensure quick, secure fastening with minimal effort, reducing installation time and potential damage. The fully threaded design maximizes holding power across the entire 5/8" length, while the slotted drive offers simplicity for manual or automated tools. Ideal for OEMs and maintenance teams, this screw delivers consistent performance in demanding environments where reliability and regulatory compliance are critical.

Specification Summary & Compliance

This product adheres to precise dimensional standards, including Class 2A thread fit and UNC coarse thread specifications for consistent performance. It meets ASME B18.6.3 manufacturing guidelines, ensuring high quality and interchangeability. Compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, it is free from hazardous substances, supporting safe use in various industrial and consumer applications worldwide.