S-90277A153 6-32 x 1" ASME B18.6.3 Steel Binding Head Slotted Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with zinc-plated steel construction, extending service life in demanding industrial environments
• Exceptional mechanical strength with 60,000 psi tensile strength and Rockwell B69 hardness for reliable load-bearing performance
• Optimized thread engagement through UNC coarse spacing and Class 2A fit, ensuring secure fastening with reduced cross-threading risk
• Enhanced binding capability from the wide rounded head profile, providing superior clamping force distribution
• Universal compatibility with standard slotted drive tools, simplifying installation across various maintenance scenarios
• Full-threaded design maximizing grip length for consistent holding power across the entire fastener length
• Regulatory compliance assurance meeting ASME B18.6.3 standards for dimensional accuracy and material performance

Professional Applications & Engineering Value

These zinc-plated steel rounded head screws deliver critical performance advantages in industrial assembly applications where vibration resistance and corrosion protection are paramount. The UNC coarse thread configuration with Class 2A fit provides rapid installation while maintaining precise thread engagement, significantly reducing assembly time in high-volume production environments. The distinctive binding head style creates a wider bearing surface that distributes clamping force more effectively, preventing material deformation in softer substrates. With full threading along the entire 1" length, these fasteners maintain consistent holding power throughout their engagement depth, making them ideal for electronic enclosures, machinery guards, and electrical panel assemblies where reliable, long-term fastening solutions are essential.

Specification Summary & Compliance

This 6-32 x 1" rounded head screw features precision UNC coarse threads with Class 2A thread fit tolerances, manufactured to ASME B18.6.3 dimensional standards. The fastener meets RoHS 3 (2015/863/EU) compliance for hazardous substance restrictions and REACH (EC 1907/2006) regulations regarding chemical safety. Mechanical properties include verified 60,000 psi tensile strength and Rockwell B69 hardness, ensuring consistent performance across industrial applications.