S-92217A231 0.812" ID x 2.5" OD ASME B18.21.1 ASME Washers

Key Features & Benefits at a Glance

• Superior corrosion resistance from 18-8 stainless steel construction, ensuring long-term reliability in harsh or wet environments
• Optimal load distribution with a large 2.5" outer diameter, minimizing surface pressure and preventing material damage
• Precise fit for 3/4" screws thanks to the 0.812" inner diameter, reducing installation errors and improving assembly efficiency
• Consistent performance guaranteed by ASME B18.21.1 compliance, ensuring dimensional accuracy and interchangeability
• Enhanced durability with a thickness range of 0.146-0.174", providing robust support for heavy-duty applications
• Environmentally safe usage with full RoHS 3 and REACH compliance, meeting strict international regulatory standards
• Versatile industrial compatibility designed for inch-system machinery, simplifying procurement and inventory management

Professional Applications & Engineering Value

This 18-8 stainless steel flat washer delivers critical engineering solutions by addressing common industrial challenges. Its corrosion-resistant material prevents rust and degradation in demanding settings like marine, chemical processing, and outdoor infrastructure, reducing maintenance costs and downtime. The precise 0.812" ID and 2.5" OD dimensions ensure secure fastening for 3/4" screw assemblies, distributing loads evenly to prevent joint loosening or surface damage under high vibration or stress. Manufactured to ASME B18.21.1 standards, it offers reliable performance in mechanical systems, construction projects, and heavy equipment, where flat washers are essential for longevity and safety.

Specification Summary & Compliance

This washer features an inner diameter of 0.812", outer diameter of 2.5", and thickness between 0.146-0.174", designed for use with 3/4" screws in inch measurement systems. It conforms to ASME B18.21.1 specifications for dimensional accuracy and mechanical consistency. 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 industrial and environmental use.