S-90231A142 0.344" ID x 0.688" OD SAE Washers

Key Features & Benefits at a Glance

• Superior corrosion resistance from nickel plating on brass, ideal for humid or chemical-exposed environments
• Precise dimensional fit with 0.344" ID and 0.688" OD, ensuring secure seating for 5/16" screws
• Enhanced load distribution due to flat washer design, reducing surface pressure and preventing material damage
• Reliable REACH compliance, meeting strict environmental and safety standards for industrial use
• Durable brass construction offering excellent machinability and long-term performance in demanding applications
• Consistent thickness range (0.051-0.080") for uniform spacing and vibration resistance in assemblies

Professional Applications & Engineering Value

This SAE flat washer in nickel plated brass addresses critical challenges in industrial fastening, such as galvanic corrosion and component failure. The brass material combined with a nickel surface finish provides exceptional resistance to rust and degradation, making it suitable for marine, automotive, and electrical applications. Its precise inch system dimensions (0.344" ID x 0.688" OD) ensure compatibility with 5/16" screws, offering reliable load distribution and reduced wear on connected surfaces. By maintaining integrity under stress and environmental exposure, this washer extends equipment lifespan and minimizes maintenance costs in high-demand settings.

Specification Summary & Compliance

This washer adheres to SAE standards with an inner diameter of 0.344", outer diameter of 0.688", and thickness ranging from 0.051" to 0.080". It is designed for 5/16" screw sizes and complies with REACH (EC 1907/2006) regulations, ensuring environmental safety and regulatory acceptance. The nickel plated brass construction supports consistent performance without specific hardness ratings, focusing on corrosion resistance and durability in various industrial assemblies.