S-96966A854 3/8"-16 x 1 1/4" Thumb Screws

Key Features & Benefits at a Glance

• Effortless hand-tightening with a wide spade head design, eliminating the need for tools in quick assembly or adjustment scenarios.
• Superior corrosion resistance from zinc plating, extending service life in various industrial environments and reducing maintenance costs.
• High tensile strength of 40,000 psi ensures reliable holding power under stress, ideal for heavy-duty applications.
• Durable Rockwell B55 hardness provides excellent wear resistance, maintaining thread integrity through repeated use.
• Precise Class 2A UNC coarse threads offer easy engagement and faster installation while minimizing cross-threading risks.
• Fully threaded 1 1/4" length allows for maximum adjustability and secure fastening across a range of material thicknesses.
• RoHS 3 compliance guarantees environmental safety and meets strict regulatory standards for global industrial use.

Professional Applications & Engineering Value

This zinc-plated steel thumb screw is engineered to address common industrial challenges such as frequent adjustments and exposure to harsh conditions. The spade head enables quick, tool-free operation, saving time in maintenance panels, machinery guards, and electronic enclosures. Its coarse UNC threads and Class 2A fit ensure reliable performance in vibrating environments, reducing loosening risks. With a tensile strength of 40,000 psi and corrosion-resistant coating, it provides long-term durability in assembly lines, automotive, and outdoor equipment, where heavy-duty thumb screws are essential for secure, repeatable fastening.

Specification Summary & Compliance

This thumb screw adheres to UNC thread standards with a Class 2A thread fit for consistent dimensional accuracy. It features a 3/8"-16 thread size, coarse thread spacing, and right-hand thread direction. Manufactured from zinc-plated steel, it meets RoHS 3 (2015/863/EU) compliance, ensuring it is free from hazardous substances. The product is fully threaded and designed for industrial applications requiring robust performance and regulatory adherence.