S-90220A220 1/2"-13 x 1 1/2" Vented Hex Head Screws

Key Features & Benefits at a Glance

• Exceptional corrosion resistance with 18-8 stainless steel construction, ideal for harsh industrial environments and reducing maintenance costs.
• High tensile strength of 70,000 PSI ensures reliable performance under heavy loads, minimizing the risk of fastener failure.
• Class 2A thread fit provides consistent, easy assembly and disassembly while maintaining secure connections.
• Vented hex head design with 1/8" diameter allows for pressure equalization and prevents fluid or gas buildup in critical applications.
• Fully threaded shank offers maximum grip and uniform stress distribution along the entire length for enhanced joint integrity.
• Coarse UNC threads enable quick installation and are less prone to clogging in dirty or high-vibration settings.
• Compliance with RoHS 3 and REACH regulations ensures environmental safety and meets global industry standards for hazardous substances.

Professional Applications & Engineering Value

This 1/2"-13 UNC hex head screw in 18-8 stainless steel is engineered to address common industrial challenges such as corrosion, high stress, and assembly efficiency. The coarse thread design and Class 2A fit simplify installation in rugged applications, from machinery assembly to structural frameworks, while the vented feature prevents pressure differential issues in enclosed systems. With a tensile strength of 70,000 PSI and Rockwell B70 hardness, it provides durable, long-lasting performance in demanding environments, reducing downtime and replacement frequency for B2B users.

Specification Summary & Compliance

This screw adheres to UNC coarse thread standards with a Class 2A thread fit for precise dimensional accuracy. It is manufactured to meet RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance, ensuring it is free from hazardous substances and suitable for various industrial and engineering applications.