S-98594A414 6.4 mm ID x 12.5 mm OD Plastic Washers

Key Features & Benefits at a Glance

• Excellent chemical resistance from polypropylene material, ideal for harsh industrial environments where corrosion is a concern.
• Reliable electrical insulation properties for safe use in electrical assemblies and components.
• Lightweight and non-magnetic construction reduces overall assembly weight and prevents magnetic interference.
• Durable performance with a Rockwell R100 hardness rating, ensuring the washer maintains its shape and function under load.
• Wide temperature tolerance up to 150°F, suitable for applications with moderate thermal fluctuations.
• Precise dimensional fit with a 6.4mm ID and 12.5mm OD designed for M6 screws, ensuring secure fastening and load distribution.
• Guaranteed regulatory compliance with RoHS 3 and REACH standards, making them safe for use in regulated markets and applications.

Professional Applications & Engineering Value

This M6 metric flat washer is engineered from polypropylene plastic to address common industrial challenges where metal fasteners fall short. Its inherent chemical resistance makes it perfect for use in chemical processing, water treatment, and food-grade equipment, preventing degradation from exposure to aggressive substances. The off-white color and plastic composition offer excellent electrical insulation, which is critical in electrical enclosures and electronic assemblies to prevent short circuits. With a consistent thickness of 1.4-1.9 mm, it provides reliable load distribution and vibration dampening for M6 screws, protecting sensitive surfaces and extending the life of the assembly. These washers deliver long-term durability and compliance, solving problems related to corrosion, weight, and regulatory requirements in demanding industrial applications.

Specification Summary & Compliance

This flat washer conforms to standard metric dimensions with an Inner Diameter (ID) of 6.4 mm and Outer Diameter (OD) of 12.5 mm, designed for use with M6 screw sizes. It is manufactured from Polypropylene Plastic with a hardness of Rockwell R100 and a maximum operating temperature of 150°F. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it meets stringent environmental and safety standards for industrial components.