S-90220A130 1/4"-20 x 1" Vented Hex Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 Stainless Steel construction, ideal for harsh industrial environments
• High tensile strength of 70,000 psi ensures reliable performance under heavy loads and vibration
• Vented design with 0.062" diameter prevents pressure buildup and allows for easier installation in sealed applications
• Class 2A thread fit with UNC coarse spacing provides consistent engagement and faster assembly
• External hex drive and 7/16" head width offer secure tool grip and high torque capability
• Full threading along the 1" length maximizes holding power and distribution of stress
• Compliance with RoHS 3 and REACH regulations ensures environmental safety and global market acceptance

Professional Applications & Engineering Value

This 18-8 Stainless Steel hex head screw is engineered to address common industrial challenges such as corrosion, pressure entrapment, and assembly efficiency. The vented design eliminates air or fluid pressure buildup during fastening, making it ideal for sealed systems in automotive, HVAC, and machinery enclosures. Its UNC coarse thread and Class 2A fit ensure quick, reliable installation with standard tools, reducing labor time. The external hex drive and robust Rockwell B70 hardness provide excellent torque resistance, preventing stripping in high-stress applications. These features make it a dependable choice for industrial fastening where durability, regulatory compliance, and performance are critical.

Specification Summary & Compliance

This screw adheres to UNC thread standards with a Class 2A fit for precise dimensional accuracy. It meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance, ensuring it is free from hazardous substances. Manufactured with a 1/4"-20 thread size, coarse spacing, and fully threaded design, it supports consistent performance in various industrial settings.