S-92196A818 5/8"-11 x 6" ASME B18.3 18-8 Stainless Steel Socket Head Screws

Key Features & Benefits at a Glance

• Exceptional tensile strength of 70,000 PSI ensures reliable performance in high-stress applications, reducing the risk of fastener failure.
• Superior corrosion resistance from 18-8 Stainless Steel construction extends service life in harsh or outdoor environments, minimizing maintenance needs.
• Precise Class 3A thread fit provides tighter tolerances for secure, vibration-resistant assemblies in critical machinery.
• Heavy-duty hex drive design with a 1/2" drive size allows for high-torque installation, improving assembly efficiency and grip.
• Coarse UNC threading enables faster installation and better debris resistance compared to fine threads, saving time in industrial settings.
• Partially threaded shank offers optimal clamping force distribution, ideal for applications requiring precise joint security.
• Compliance with ASME B18.3, RoHS 3, and REACH ensures adherence to industry standards and environmental regulations, providing peace of mind for global sourcing.

Professional Applications & Engineering Value

This 5/8"-11 UNC Socket Head Cap Screw is engineered to address common industrial challenges such as vibration loosening and corrosion-induced degradation. The 18-8 Stainless Steel material provides excellent resistance to rust and chemicals, making it suitable for demanding environments like marine equipment, food processing machinery, and outdoor structural assemblies. The coarse thread design and Class 3A fit ensure reliable engagement in high-vibration applications, reducing maintenance downtime. With a Rockwell B70 hardness and robust hex drive, it supports heavy-duty use in construction, automotive, and aerospace sectors, where precision and durability are critical for operational safety and longevity.

Specification Summary & Compliance

This fastener features a 5/8"-11 UNC coarse thread with a Class 3A thread fit for precise dimensional accuracy, and a partially threaded design with a minimum thread length of 2 1/4". It is manufactured in compliance with ASME B18.3 standards, ensuring consistent quality and interchangeability. Additionally, it meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulatory requirements, confirming its suitability for environmentally conscious and international industrial applications.