S-90276A198 8-32 x 7/8" ASME B18.6.3 Steel Round Head Slotted Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with zinc plating for extended service life in demanding industrial environments
• Excellent holding power provided by 60,000 psi tensile strength and Rockwell B69 hardness for reliable fastening performance
• Quick installation and removal through standard slotted drive design compatible with common tools
• Optimized thread engagement with fully threaded 8-32 UNC coarse threads ensuring secure connections in various materials
• Precise thread compatibility with Class 2A thread fit for consistent performance and easy assembly
• Enhanced durability through rounded head design that distributes stress evenly and resists stripping
• Regulatory compliance assurance meeting ASME B18.6.3 standards and environmental regulations for global applications

Professional Applications & Engineering Value

These zinc-plated steel rounded head screws deliver exceptional engineering value across industrial applications where corrosion resistance and mechanical strength are critical. The 8-32 UNC coarse thread configuration provides superior pull-out resistance in metal assemblies, electrical enclosures, and machinery components, while the fully threaded design ensures maximum grip length for vibration-prone environments. The slotted drive style offers compatibility with standard tools for maintenance accessibility, and the rounded head profile minimizes stress concentration points that can lead to fastener failure. Engineered to withstand rigorous operating conditions, these screws solve common industrial challenges including material degradation, thread stripping, and compliance requirements for global manufacturing standards.

Specification Summary & Compliance

This 8-32 UNC screw features precise Class 2A thread fit tolerances ensuring consistent performance across applications. Manufactured in compliance with ASME B18.6.3 specifications for dimensional accuracy and mechanical properties. The product meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, confirming suitability for international industrial markets. The right-hand thread direction and coarse thread spacing provide reliable fastening characteristics according to standardized industrial threading practices.