S-90313A263 0.25" ID x 2" OD Oversized Washers

Key Features & Benefits at a Glance

• Superior corrosion resistance thanks to 18-8 stainless steel construction, ideal for harsh or humid industrial environments.
• Exceptional load distribution with a large 2" outer diameter, protecting surfaces and preventing joint loosening.
• Precision fit for No. 12 screws with a 0.25" inner diameter, ensuring easy installation and secure fastening.
• Enhanced durability and structural integrity from a substantial thickness range of 0.106" to 0.130".
• Guaranteed material safety and reliability as it is RoHS 3 and REACH compliant, meeting strict international standards.
• Versatile compatibility with inch-system components, making it a flexible choice for various assembly needs.
• Long-term performance in demanding applications due to its robust, heavy-duty flat washer design.

Professional Applications & Engineering Value

This 18-8 stainless steel flat washer is engineered to address common industrial challenges such as surface damage, corrosion-induced failure, and inconsistent load bearing. Its corrosion-resistant properties make it perfect for outdoor equipment, marine hardware, chemical processing plants, and food machinery where moisture and chemicals are prevalent. The large 2" OD and precise 0.25" ID ensure even pressure distribution, reducing stress on connected parts and extending the lifespan of assemblies using No. 12 screws. By providing a reliable, heavy-duty barrier, this washer minimizes maintenance needs and enhances the safety of structural and mechanical fastening systems in industrial applications.

Specification Summary & Compliance

This flat washer adheres to inch measurement standards with an inner diameter of 0.25", outer diameter of 2", and thickness between 0.106" and 0.130". It is designed for use with No. 12 screw size and manufactured from 18-8 stainless steel. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it is free from hazardous substances and safe for various industrial and commercial uses.