S-90486A102 8.4 mm ID x 16 mm OD DIN 125; ISO 7089 General Purpose Washers

Key Features & Benefits at a Glance

• Superior corrosion resistance with zinc-flake coating, extending service life in harsh industrial environments.
• Excellent load distribution due to precise 16mm OD and 1.4-1.8mm thickness, preventing surface damage and loosening.
• Reliable hardness performance with Rockwell B76 rating, ensuring dimensional stability under pressure.
• Guaranteed interchangeability from compliance with DIN 125 and ISO 7089 standards for consistent metric sizing.
• Wide compatibility with M8 screw sizes and 8.4mm ID, facilitating easy assembly in various applications.
• Environmental and safety compliance with RoHS 3 and REACH, meeting global regulatory requirements for safe use.
• Durable steel construction providing long-term reliability and resistance to wear in demanding conditions.

Professional Applications & Engineering Value

This M8 flat washer made from zinc-flake coated steel delivers critical engineering value by addressing common industrial challenges like corrosion, vibration, and fastener failure. The zinc-flake coating offers robust protection against rust and chemicals, making it ideal for outdoor machinery, automotive assemblies, and electrical enclosures exposed to moisture. Its precise dimensions, including the 8.4mm inner diameter and 16mm outer diameter, ensure even pressure distribution, reducing stress on connected components and minimizing the risk of loosening under dynamic loads. By adhering to DIN 125 and ISO 7089 standards, these washers provide reliable performance in metric-based systems, enhancing assembly efficiency and longevity in heavy-duty applications such as construction equipment and industrial manufacturing.

Specification Summary & Compliance

This flat washer features an inner diameter of 8.4mm, outer diameter of 16mm, and thickness range of 1.4-1.8mm, designed for M8 screw sizes with a hardness of Rockwell B76. It conforms to DIN 125 and ISO 7089 standards, ensuring precise dimensional tolerances and interchangeability. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming adherence to environmental and safety requirements for industrial use.