S-92308A811 5/8"-11 x 2" ASME B18.6.2 Set Screws

Key Features & Benefits at a Glance

• Corrosion-resistant 18-8 stainless steel construction ensures long-term reliability in harsh industrial environments, reducing maintenance costs and downtime.
• Square head with external square drive provides superior torque transmission and prevents slipping during installation, enhancing assembly efficiency and safety.
• Coarse UNC threads with Class 2A fit offer quick installation and secure fastening in a wide range of materials, minimizing cross-threading risks.
• Rockwell B70 hardness rating delivers excellent wear resistance and durability under high-stress conditions, extending service life.
• Full compliance with ASME B18.6.2 standards guarantees dimensional accuracy and interchangeability, ensuring consistent performance in critical applications.
• RoHS 3 and REACH compliance meets global environmental regulations, making it suitable for export and eco-conscious manufacturing.
• 2" length with cup tip design provides deep penetration and firm seating on shafts or components, improving holding power.

Professional Applications & Engineering Value

This 5/8"-11 UNC square head set screw is engineered to address common industrial challenges such as component slippage, vibration loosening, and corrosion-induced failure. The 18-8 stainless steel material offers inherent resistance to rust and chemical exposure, making it ideal for machinery, automotive, and marine applications where moisture or aggressive agents are present. The coarse thread and Class 2A thread fit ensure rapid, reliable installation in soft or hard materials, reducing assembly time while maintaining precise alignment. With its external square drive and high Rockwell B70 hardness, it withstands repeated torque applications without deformation, providing a dependable solution for securing gears, pulleys, and couplings in heavy-duty equipment.

Specification Summary & Compliance

This set screw features a 5/8"-11 UNC coarse thread with Class 2A tolerance for consistent fit and performance. It is manufactured in accordance with ASME B18.6.2 specifications, ensuring dimensional accuracy and reliability. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, supporting environmentally responsible sourcing and usage in global markets.