S-90313A258 0.188" ID x 2.5" OD Oversized Washers

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction, ideal for harsh industrial environments and outdoor applications
• Exceptional dimensional stability ensures consistent performance and reliable load distribution in demanding assemblies
• Broad thickness tolerance (0.060-0.090") accommodates minor variations while maintaining secure fastening integrity
• Precision-engineered for No. 8 screws with 0.188" ID for perfect fit and optimal force distribution
• Large 2.5" OD surface area effectively distributes pressure and prevents surface damage to connected materials
• Full regulatory compliance meets RoHS 3 and REACH standards for safe use in global industrial markets
• Durable inch system construction provides long-lasting performance in mechanical and structural applications

Professional Applications & Engineering Value

This 18-8 stainless steel flat washer delivers critical engineering advantages in industrial fastening systems where corrosion resistance and dimensional precision are paramount. The 0.188" ID precisely accommodates No. 8 screws while the substantial 2.5" OD creates an optimal bearing surface that prevents embedment and distributes clamp load effectively across joined materials. Manufactured from corrosion-resistant stainless steel, this flat washer solves common failure points in applications exposed to moisture, chemicals, or temperature variations - from machinery assemblies to structural frameworks. The combination of precise dimensional control and material integrity ensures reliable performance in industrial washers applications where vibration resistance and long-term durability are essential.

Specification Summary & Compliance

This flat washer features inch system dimensions with 0.188" inner diameter and 2.5" outer diameter, manufactured from 18-8 stainless steel with thickness ranging 0.060-0.090". The product maintains dimensional accuracy suitable for standard industrial applications and complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and regulatory acceptance for international industrial markets.