S-97715A529 1/4"-20 x 2" Brass Button Head Hex-Drive Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance thanks to high-quality brass construction, ideal for harsh industrial environments
• Exceptional thread reliability with Class 3A fit UNC coarse threads ensuring secure, vibration-resistant fastening
• High mechanical strength delivering 50,000 psi tensile strength and Rockwell B55 hardness for demanding applications
• Easy installation and removal with 5/32" hex drive design providing positive tool engagement
• Full threading coverage along the 2" length for maximum grip and load distribution
• Low-profile rounded button head offering a finished appearance while minimizing protrusion
• Regulatory compliance assurance meeting RoHS 3 and REACH standards for global industrial use

Professional Applications & Engineering Value

These brass rounded head screws with UNC coarse threading and Class 3A fit provide engineering solutions where corrosion resistance and precise thread engagement are critical. The combination of 50,000 psi tensile strength and Rockwell B55 hardness ensures reliable performance in vibration-prone assemblies, electrical enclosures, and marine equipment. The fully threaded 2" length and 5/32" hex drive enable quick installation in tight spaces while maintaining structural integrity. Ideal for OEM manufacturing, maintenance operations, and precision instrumentation where RoHS 3 and REACH compliance is mandatory.

Specification Summary & Compliance

Manufactured to inch system standards with 1/4"-20 UNC coarse threads maintaining Class 3A thread fit tolerances for precision assembly. Compliant with RoHS 3 (2015/863/EU) under exemption 6(c) for lead in copper alloys and REACH (EC 1907/2006) regulations. Features standard rounded button head profile with consistent 0.437" head diameter and 0.132" head height dimensions.