S-91525A369 2.375" ID x 4.5" OD General Purpose Washers

Key Features & Benefits at a Glance

• Exceptional corrosion resistance in harsh environments due to 316 stainless steel construction, ideal for marine, chemical, and outdoor applications.
• Optimized load distribution with a large 4.5" outer diameter, reducing surface pressure and preventing material damage under heavy loads.
• Precise fit for 2 1/4" screws with a 2.375" inner diameter, ensuring secure fastening and minimizing the risk of loosening in industrial assemblies.
• Durable and reliable performance with a thickness range of 0.210-0.280", providing consistent spacing and vibration resistance in demanding setups.
• Compliance with strict environmental standards, including RoHS 3 and REACH, ensuring safety and regulatory adherence for global industrial supply chains.
• Versatile inch system compatibility, making it easy to integrate into existing machinery and equipment without conversion issues.
• Long-term cost efficiency by reducing maintenance and replacement needs in corrosive or high-stress conditions.

Professional Applications & Engineering Value

This 316 stainless steel flat washer is engineered to address common industrial challenges, such as fastener failure due to corrosion and uneven load distribution. Its high-grade material offers superior resistance to chlorides and acids, making it perfect for marine equipment, chemical processing plants, and structural applications. The precise 2.375" ID and 4.5" OD ensure a snug fit for 2 1/4" screws, enhancing joint integrity and preventing leaks or misalignments in heavy machinery. By using this flat washer, engineers can achieve longer service life, reduced downtime, and compliance with environmental safety standards, delivering reliable performance in critical industrial fastening systems.

Specification Summary & Compliance

This washer features precision dimensions: Inner Diameter of 2.375", Outer Diameter of 4.5", and Thickness ranging from 0.210" to 0.280", designed for use with 2 1/4" screws in inch measurement systems. It complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it is free from hazardous substances and meets global environmental and safety requirements for industrial components.