S-91418A802 5/8"-11 x 2" ASTM F912 Set Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with black-oxide coating, extending service life in harsh industrial environments
• Exceptional holding power thanks to Rockwell C45 hardness, preventing deformation under high stress
• Precise installation control with external square drive and square head design, ensuring secure torque application
• Reliable thread engagement with Class 2A UNC coarse threads, reducing cross-threading risks in assembly
• Enhanced grip and positioning from extended tip design with tight tolerances, maintaining component alignment
• Heavy-duty performance through alloy steel construction, supporting demanding mechanical applications
• Regulatory compliance assurance meeting ASTM F912, RoHS 3, and REACH standards for safe, quality use

Professional Applications & Engineering Value

Engineered for industrial set screws applications, this black-oxide alloy steel fastener addresses critical needs in machinery, automotive, and heavy equipment. The UNC coarse thread and Class 2A thread fit ensure quick, secure fastening in high-vibration settings, minimizing loosening. Its extended tip provides concentrated contact pressure, ideal for securing collars, gears, and pulleys without slippage. The Rockwell C45 hardness and corrosion-resistant coating combat wear and environmental degradation, reducing maintenance cycles. This 2" set screw delivers consistent performance in right-hand thread assemblies, supporting reliable operation in heavy-duty fasteners systems.

Specification Summary & Compliance

This set screw adheres to Class 2A thread fit tolerances per UNC standards, with precise tip diameter and length controls. Manufactured under ASTM F912 specifications, it ensures dimensional accuracy and mechanical integrity. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming environmental safety and material restrictions adherence for global industrial use.