S-97280A121 5.3 mm ID x 16 mm OD Finishing Washers

Key Features & Benefits at a Glance

• Ensures flush mounting with a precise 90° countersink angle for seamless integration in assemblies
• Superior corrosion resistance from chrome-plated steel, extending service life in harsh industrial environments
• Accurate dimensional fit with 5.3mm ID and 16mm OD, providing reliable alignment for M5 screws
• Durable construction using high-quality steel for consistent performance under mechanical stress
• Compliance with global standards including RoHS 3 and REACH, ensuring safe and sustainable use
• Versatile application across industries requiring precision fastening and corrosion protection
• Easy installation with standardized metric sizing, reducing assembly time and errors

Professional Applications & Engineering Value

This M5 metric countersunk washer is engineered to address common industrial challenges like surface unevenness and corrosion-induced failures. Made from chrome-plated steel, it offers excellent resistance to rust and wear, making it ideal for applications in machinery, automotive, and electronics where flush mounting is critical. The precise 90° countersink angle ensures a smooth, level finish, preventing screw heads from protruding and reducing the risk of snagging or damage. By incorporating metric dimensions and robust materials, this washer provides reliable load distribution and longevity, solving issues of loosening and material degradation in demanding environments.

Specification Summary & Compliance

This washer features standard metric dimensions with an ID of 5.3mm, OD of 16mm, and overall height of 2.8mm, designed for M5 screw sizes. It adheres to common industrial tolerances for consistent fit and performance. The product is manufactured in compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it meets environmental and safety standards for use in various sectors.