S-90276A221 8-32 x 6" ASME B18.6.3 Steel Round Head Slotted Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with zinc-plated steel construction for extended service life in harsh industrial environments
• Exceptional mechanical strength with 60,000 psi tensile strength and Rockwell B69 hardness to withstand heavy-duty applications
• Reliable thread engagement through fully threaded UNC coarse thread design ensuring secure fastening in various materials
• Precision thread fit with Class 2A tolerance providing consistent performance and easy assembly
• Broad compatibility with standard slotted drive tools for convenient installation and maintenance
• Regulatory compliance meeting ASME B18.6.3 standards for dimensional accuracy and performance reliability
• Environmental responsibility through RoHS 3 and REACH compliance for sustainable manufacturing practices

Professional Applications & Engineering Value

This zinc-plated steel rounded head screw delivers exceptional engineering value across industrial applications where corrosion resistance and mechanical integrity are paramount. The combination of 60,000 psi tensile strength and Rockwell B69 hardness ensures reliable performance in demanding environments, from machinery assembly to structural frameworks. The fully threaded UNC coarse thread design provides superior holding power in various substrates, while the Class 2A thread fit guarantees precise engagement without binding. The zinc plating offers critical protection against oxidation and environmental degradation, extending service life in outdoor or high-moisture applications. These rounded head screws with slotted drive are engineered for applications requiring both aesthetic appeal and functional reliability, making them ideal for visible fastening points in industrial equipment, automotive assemblies, and construction projects where vibration resistance and long-term durability are essential.

Specification Summary & Compliance

This 8-32 x 6" screw features precision UNC coarse threads with Class 2A thread fit tolerance, ensuring dimensional accuracy and reliable performance. Manufactured in compliance with ASME B18.6.3 specifications for dimensional standards and mechanical properties. The product meets RoHS 3 (2015/863/EU) compliance for restricted hazardous substances and REACH (EC 1907/2006) regulations for chemical safety, demonstrating commitment to environmental responsibility and workplace safety standards.