S-95395A343 0.531" ID x 1.062" OD Oversized Washers

Key Features & Benefits at a Glance

• Superior corrosion resistance due to high-quality brass material, ensuring long-term reliability in harsh industrial environments
• Optimal load distribution with precise 1.062" outer diameter, preventing surface damage and maintaining joint integrity
• Perfect fit for 1/2" screws with accurate 0.531" inner diameter, reducing installation time and eliminating mismatches
• Enhanced durability from Rockwell B60 hardness, providing excellent wear resistance under repeated stress
• Compliance with global standards including RoHS 3 and REACH, ensuring safe use in regulated industries
• Reliable thickness control (0.167-0.192") for consistent performance and predictable compression behavior
• Broad industrial compatibility with inch system fasteners, simplifying procurement for North American applications

Professional Applications & Engineering Value

This brass flat washer delivers critical engineering solutions where corrosion resistance and electrical conductivity are paramount. The copper alloy construction prevents galvanic corrosion when paired with steel fasteners, making it ideal for marine, electrical, and plumbing systems. Its precise 0.531" ID ensures perfect alignment with 1/2" screws, eliminating play that could compromise assembly integrity. The Rockwell B60 hardness provides optimal balance between malleability and strength, preventing deformation under torque while maintaining sealing capabilities. These industrial washers solve common challenges in chemical processing equipment, electrical enclosures, and outdoor machinery where environmental factors degrade ordinary components.

Specification Summary & Compliance

Manufactured to standard inch system dimensions with 0.531" inner diameter and 1.062" outer diameter. Features controlled thickness range of 0.167-0.192" for consistent performance. Complies with RoHS 3 (2015/863/EU) under exemption 6(c) for lead in copper alloys and REACH (EC 1907/2006) standards (updated 01/17/2023, 233 SVHC). The brass material and Rockwell B60 hardness ensure reliable performance across industrial applications requiring corrosion resistance and mechanical durability.