S-93865A690 5/16"-18 x 3/4" Weld Studs

Key Features & Benefits at a Glance

• Exceptional tensile strength of 60,000 psi ensures reliable performance in high-stress industrial applications, reducing the risk of fastener failure.
• Precision Class 3A thread fit provides superior engagement and vibration resistance, maintaining secure connections in demanding environments.
• Fully threaded design offers maximum adjustability and holding power along the entire stud length for versatile installation needs.
• Coarse UNC threading enables quicker assembly and disassembly while resisting clogging from debris in rugged worksites.
• Right-hand thread direction ensures compatibility with standard tools and simplifies installation for maintenance personnel.
• Robust steel construction delivers excellent durability and corrosion resistance for long-term service life in welding applications.
• Full regulatory compliance with RoHS 3 and REACH standards guarantees environmental safety and global market acceptance.

Professional Applications & Engineering Value

These 5/16"-18 UNC fully threaded steel weld studs address critical challenges in industrial fabrication and structural assembly. The Class 3A thread fit provides tighter tolerances than standard commercial grades, eliminating play in vibration-prone machinery while the coarse thread spacing prevents cross-threading during high-volume production. Engineered with 60,000 psi tensile strength, these studs maintain integrity under dynamic loads common in automotive frame welding, heavy equipment manufacturing, and structural steel applications. The fully threaded configuration allows for precise height adjustment in jig and fixture setups, while the 0.63" base diameter creates optimal weld surface contact for permanent installations. Compatible with standard welding equipment, these right-hand thread studs streamline maintenance operations in confined spaces where full nut engagement is required.

Specification Summary & Compliance

Manufactured to precise dimensional standards with Class 3A external thread fit per UNC specifications, these weld studs feature a 5/16"-18 coarse thread pattern with 0.63" base diameter and 3/4" length. The studs conform to industry standards for fully threaded fasteners with right-hand thread direction and projection located above head. Compliance certifications include RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring adherence to international environmental and safety protocols for industrial components.