S-93865A640 1/4"-20 x 3/8" Weld Studs
Weld Studs
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Basic Information
Dimension Parameters
Thread Parameters
Material & Strength Parameters
Base & Accessories Parameters
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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.
- Precise Class 3A thread fit provides superior engagement and vibration resistance, minimizing loosening in dynamic environments.
- Fully threaded design offers versatile installation options and consistent clamping force along the entire length for secure attachments.
- Robust steel construction delivers excellent durability and corrosion resistance, extending service life in demanding conditions.
- Coarse UNC threading enables quick assembly and disassembly, saving time in maintenance and production workflows.
- RoHS 3 and REACH compliance guarantees environmental safety and regulatory adherence, making them suitable for global supply chains.
- 0.51" base diameter provides a stable welding surface, enhancing joint integrity and load distribution.
Professional Applications & Engineering Value
These 1/4-20 UNC steel weld studs are engineered to address common industrial challenges, such as vibration-induced loosening and high tensile demands. The fully threaded configuration and Class 3A thread fit ensure tight, reliable connections in machinery, structural frameworks, and automotive assemblies. Made from high-strength steel, they resist deformation under load, while the coarse thread spacing simplifies installation in tough environments. Ideal for welding applications where right-hand threading and consistent performance are critical, these studs reduce downtime and maintenance costs by providing a durable, compliant fastening solution that meets rigorous industry standards.
Specification Summary & Compliance
This product adheres to UNC thread standards with a Class 3A external thread fit for precise dimensional accuracy. It features a 1/4"-20 thread size with coarse spacing and right-hand direction. Manufacturing complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental and safety conformity for industrial use.
