S-92150A211 0.068" ID x 0.203" OD MS51859-11 Mil. Spec. Plastic Washers

Key Features & Benefits at a Glance

• Excellent electrical insulation properties due to nylon plastic construction, preventing short circuits in sensitive electronic assemblies.
• Superior corrosion and chemical resistance compared to metal washers, ensuring long-term reliability in harsh or humid environments.
• Lightweight and non-marring surface protects finished materials from scratches and damage during fastening.
• Reliable performance up to 180°F maximum temperature, suitable for various industrial applications without material degradation.
• Precision-engineered dimensions (0.203" OD, 0.068" ID) ensure a perfect fit for No. 0 screws, providing consistent load distribution.
• Compliance with MS51859-11 specifications guarantees consistent quality, dimensional accuracy, and interchangeability.
• REACH SVHC compliance ensures the product is free from hazardous substances, meeting stringent environmental and safety standards.

Professional Applications & Engineering Value

This nylon plastic flat washer is engineered to solve common challenges in electrical and lightweight assembly applications. Its non-conductive properties make it ideal for preventing galvanic corrosion and electrical isolation in PCB mounting, control panels, and communication devices. The white nylon material offers excellent resistance to fuels, oils, and solvents, maintaining integrity where metal washers would fail. With a precise OD of 0.203" and ID of 0.068", it ensures optimal alignment and vibration resistance for No. 0 screw fastenings, reducing the risk of loosening in dynamic environments. Its compliance with MS51859-11 and REACH standards provides assurance for regulated industries, from aerospace components to consumer electronics, where material traceability and safety are paramount.

Specification Summary & Compliance

This flat washer meets MS51859-11 specifications, ensuring dimensional accuracy with an Inner Diameter of 0.068", Outer Diameter of 0.203", and Thickness range of 0.016-0.024". Manufactured from nylon plastic in the inch system, it is designed for No. 0 screw applications. The product is REACH (EC 1907/2006) compliant regarding SVHCs (as of 06/14/2023) and rated for a maximum service temperature of 180°F. It is not rated for hardness, making it suitable for non-structural, insulating, and corrosion-resistant uses.