S-90313A266 0.5" ID x 3" OD Oversized Washers

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction, ideal for harsh industrial environments
• Optimal load distribution thanks to the large 3" outer diameter, reducing surface pressure and material fatigue
• Precise fit for 7/16" screws with 0.5" inner diameter, ensuring secure fastening and vibration resistance
• Enhanced durability from the 0.122-0.145" thickness range, providing reliable performance under mechanical stress
• Compliance with strict environmental standards including RoHS 3 and REACH, ensuring safe and sustainable use
• Versatile inch series compatibility for seamless integration with existing industrial equipment and standards
• Long-term cost efficiency due to stainless steel's resistance to rust and degradation, minimizing replacement needs

Professional Applications & Engineering Value

This 18-8 stainless steel flat washer is engineered to address common industrial challenges such as corrosion, load stress, and fastener failure. Its robust inch series design with a 0.5" ID and 3" OD ensures even load distribution, preventing surface damage and extending the lifespan of assemblies in heavy-duty applications like machinery, construction, and marine equipment. The corrosion-resistant properties of stainless steel make it suitable for environments exposed to moisture, chemicals, and temperature variations, reducing maintenance downtime. By providing a reliable seal and spacing function, this flat washer enhances the integrity of 7/16" screw connections, supporting structural stability and safety in demanding engineering projects.

Specification Summary & Compliance

This flat washer adheres to standard inch measurements with an inner diameter of 0.5", outer diameter of 3", and thickness ranging from 0.122" to 0.145". It is designed for use with 7/16" screws and manufactured from 18-8 stainless steel for consistent performance. The product complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it meets environmental and safety requirements for industrial use.