S-90277A148 6-32 x 1/2" ASME B18.6.3 Steel Binding Head Slotted Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with zinc-plated steel construction, ensuring long-lasting performance in demanding environments
• Exceptional tensile strength of 60,000 psi provides reliable load-bearing capacity for critical industrial applications
• Rockwell B69 hardness rating offers excellent durability and resistance to wear during installation and use
• Class 2A thread fit with UNC coarse spacing enables quick, secure assembly and reduces cross-threading risks
• Fully threaded design ensures maximum grip length and consistent holding power throughout the fastener
• Wide rounded binding head profile distributes clamping force evenly and prevents surface damage
• Comprehensive compliance with ASME B18.6.3, RoHS 3, and REACH standards guarantees quality and environmental safety

Professional Applications & Engineering Value

These zinc-plated steel rounded head screws deliver exceptional engineering value across multiple industrial sectors. The combination of 60,000 psi tensile strength and Rockwell B69 hardness makes them ideal for applications requiring reliable fastening under mechanical stress, such as electrical enclosures, machinery assemblies, and automotive components. The UNC coarse thread spacing with Class 2A fit ensures rapid installation while maintaining precise alignment, significantly reducing assembly time in production environments. The slotted drive style provides compatibility with standard tools, while the wide binding head design prevents pull-through in softer materials. The zinc plating offers essential corrosion protection for equipment operating in humid or chemically exposed conditions, extending service life and reducing maintenance frequency.

Specification Summary & Compliance

This 6-32 x 1/2" slotted rounded head screw features precise Class 2A thread fit with UNC coarse thread spacing and right-hand threading. Manufactured to ASME B18.6.3 specifications for dimensional accuracy and performance consistency. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use across global markets. The fully threaded design maintains uniform engagement throughout the fastener length for optimal clamping force distribution.