S-97715A606 1/2"-13 x 1 1/4" Brass Button Head Hex-Drive Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with brass construction, ideal for harsh industrial environments and marine applications
• Exceptional thread engagement with Class 3A precision fit ensures reliable, vibration-resistant fastening in critical assemblies
• High-torque installation capability through 5/16" hex drive design prevents stripping and enables efficient assembly
• Optimized load distribution with rounded button head profile reduces surface damage and improves aesthetic finish
• Enhanced mechanical performance with 50,000 psi tensile strength and Rockwell B55 hardness for demanding applications
• Maximum thread coverage through fully threaded design provides consistent clamping force along entire fastener length
• Regulatory compliance assurance with RoHS 3 and REACH standards meets international environmental and safety requirements

Professional Applications & Engineering Value

Engineered for precision industrial fastening applications, these brass rounded head screws deliver exceptional performance in electrical enclosures, marine hardware, and plumbing systems where corrosion resistance is critical. The 1/2"-13 UNC coarse threading with Class 3A thread fit ensures rapid installation and secure connections in soft materials or where vibration resistance is paramount. The combination of 50,000 psi tensile strength and Rockwell B55 hardness provides reliable performance in high-stress environments, while the 5/16" hex drive enables efficient torque transmission without cam-out issues. The fully threaded design offers consistent clamping force distribution, making these button head screws ideal for applications requiring uniform pressure across the entire fastened joint.

Specification Summary & Compliance

This brass rounded head screw features precision 1/2"-13 UNC coarse threading with Class 3A thread fit tolerance for superior engagement. Manufacturing complies with inch system standards including right-hand thread orientation and fully threaded configuration. The fastener meets RoHS 3 (2015/863/EU) compliance with exemption 6(c) for lead in copper alloy and maintains REACH (EC 1907/2006) compliance for hazardous substances. Mechanical properties include Rockwell B55 hardness rating and 50,000 psi tensile strength, ensuring reliable performance in industrial fastening applications requiring corrosion resistance and mechanical durability.