S-90165A518 3/8"-16 x 3 9/16" Thumb Screws

Key Features & Benefits at a Glance

• High tensile strength of 180,000 psi ensures reliable fastening in demanding industrial applications, reducing the risk of failure under stress.
• Black-oxide steel construction provides enhanced corrosion resistance and durability for long-lasting performance in harsh environments.
• Removable swivel tip with 10° maximum angle allows for easy alignment and secure contact on uneven surfaces, minimizing installation time.
• Four-arm thumb head design offers excellent grip and torque application without tools, enabling quick adjustments and maintenance.
• Class 2A thread fit with UNC coarse threading ensures smooth engagement and consistent performance, compatible with standard industrial components.
• Fully threaded shank provides maximum holding power along the entire length, ideal for versatile fastening needs.
• Compliance with RoHS 3 and REACH standards guarantees environmental safety and regulatory adherence for global supply chains.

Professional Applications & Engineering Value

This 3/8"-16 thumb screw is engineered to address common industrial challenges, such as frequent adjustments and exposure to corrosive conditions. Made from black-oxide steel, it combines high tensile strength and Rockwell C40 hardness to withstand heavy loads and repetitive use without degrading. The removable swivel tip with a 10° maximum angle ensures precise contact on uneven surfaces, reducing wear and improving stability in machinery, enclosures, and equipment assemblies. Its UNC coarse thread and right-hand thread direction facilitate quick installation and removal, making it ideal for maintenance-heavy sectors like manufacturing, automotive, and electronics. By integrating durability with user-friendly design, this thumb screw enhances operational efficiency and reduces downtime in industrial applications.

Specification Summary & Compliance

This product adheres to precise dimensional standards, including Class 2A thread fit for consistent engagement and UNC coarse threading with a thread size of 3/8"-16. It complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it meets environmental and safety requirements for industrial use.