S-91794A194 8-32 x 1/2" ASME B18.6.3 Stainless Steel Fillister Head Slotted Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction and passivated finish, ideal for harsh industrial environments
• Exceptional mechanical strength with 70,000 psi tensile strength and Rockwell B55 hardness for reliable load-bearing applications
• Precise thread engagement through UNC coarse threading with Class 2A fit, ensuring secure fastening and vibration resistance
• Optimized head design featuring a high, narrow rounded fillister profile for enhanced clearance and professional appearance
• Full threading along the 1/2" length provides maximum grip and uniform stress distribution in assembled components
• Broad regulatory compliance meeting ASME B18.6.3 standards, RoHS 3, and REACH for global quality assurance
• Slotted drive compatibility allowing easy installation with standard tools while maintaining a clean, traditional fastener aesthetic

Professional Applications & Engineering Value

Engineered for demanding industrial and machinery applications, these 18-8 stainless steel rounded fillister head screws deliver critical performance where corrosion resistance and mechanical integrity are paramount. The combination of UNC coarse threading and Class 2A thread fit ensures rapid assembly with consistent clamping force, reducing installation time in production environments. The passivated finish significantly enhances surface durability against chemical exposure and oxidation, extending service life in manufacturing equipment, electronic enclosures, and precision instruments. The high, narrow rounded head profile provides necessary clearance in counterbored holes while maintaining a low-profile appearance, making these slotted drive screws ideal for applications requiring both technical performance and aesthetic considerations.

Specification Summary & Compliance

This 8-32 UNC screw maintains precise dimensional accuracy with Class 2A thread fit per ASME B18.6.3 specifications. Manufacturing adheres to ASME B18.6.3 standards for dimensional consistency and mechanical properties. Regulatory compliance includes RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) requirements, ensuring environmental safety and material restrictions are fully met for international markets.