S-91251A272 8-32 x 5/32" ASTM A574 Alloy Steel Socket Head Screws

Key Features & Benefits at a Glance

• Exceptional tensile strength of 170,000 psi ensures reliable performance in high-stress industrial applications.
• Black-oxide coating on alloy steel provides enhanced corrosion resistance and durability in harsh environments.
• Class 3A thread fit delivers precise, secure fastening with minimal risk of loosening under vibration.
• Fully threaded design allows for maximum grip and uniform load distribution along the entire length.
• Rockwell C37 hardness offers superior wear resistance and long-term mechanical integrity.
• 9/64" hex drive enables easy installation and removal with standard tools, reducing assembly time.
• Compliance with ASTM A574, RoHS 3, and REACH ensures material quality and environmental safety for global supply chains.

Professional Applications & Engineering Value

These 8-32 UNC thread socket head cap screws are engineered from black-oxide alloy steel to address critical industrial challenges, such as vibration-induced loosening and corrosion in machinery, automotive, and aerospace assemblies. The coarse thread spacing and Class 3A thread fit provide quick installation and high clamping force, reducing maintenance downtime. With a fully threaded right-hand design and 170,000 psi tensile strength, they offer consistent performance in heavy-duty applications, ensuring joint integrity under dynamic loads. Ideal for precision equipment, these screws meet rigorous standards, delivering reliability and efficiency in demanding environments.

Specification Summary & Compliance

This product features precise inch system measurements with a Class 3A thread fit and UNC coarse threads for optimal engagement. Manufactured in compliance with ASTM A574 specifications, it ensures consistent quality and performance. Additionally, it is RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, adhering to environmental and safety regulations for industrial use.