S-93516A213 5/8"-11 x 4 3/4" ASME B18.2.1 Bronze Hex Head Screws

Key Features & Benefits at a Glance

• Exceptional corrosion resistance for long-lasting performance in marine and harsh industrial environments
• High tensile strength of 70,000 psi ensures reliable load-bearing capacity for demanding applications
• Rockwell B70 hardness provides superior durability and resistance to wear and deformation
• Fully threaded UNC coarse pattern enables faster installation and secure fastening in various materials
• Class 2A thread fit guarantees consistent, precision threading for smooth assembly and disassembly
• External hex drive design allows for easy installation with standard tools and high torque application
• Compliance with ASME B18.2.1, RoHS 3, and REACH ensures quality, safety, and environmental responsibility

Professional Applications & Engineering Value

Engineered for marine applications and harsh industrial environments, these 651 Silicon Bronze hex head screws deliver unmatched corrosion resistance where standard fasteners fail. The fully threaded UNC coarse pattern combined with Class 2A thread fit ensures rapid installation and reliable performance in saltwater exposure, chemical processing, and offshore structures. With 70,000 psi tensile strength and Rockwell B70 hardness, these external hex drive screws maintain structural integrity under heavy loads and vibration, making them ideal for boat building, dock construction, and industrial equipment requiring marine-grade bronze fasteners that withstand extreme conditions while complying with international standards.

Specification Summary & Compliance

This 5/8"-11 UNC hex head screw features precision Class 2A thread fit with coarse threading and full thread engagement. Manufactured to ASME B18.2.1 specifications for dimensional accuracy and performance reliability. Compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental standards, ensuring safe use across regulated industries and applications.