S-92150A141 0.578" ID x 1.062" OD NAS1515-H9L Mil. Spec. Plastic Washers

Key Features & Benefits at a Glance

• Superior Electrical Insulation: Made from Nylon plastic, this washer effectively prevents electrical conductivity, enhancing safety in sensitive assemblies.
• Excellent Corrosion & Chemical Resistance: The non-metallic, white nylon material naturally resists rust and many chemicals, ensuring long-term reliability without degradation.
• Precise Fit for 9/16" Screws: With an ID of 0.578", it ensures a secure and accurate fit, reducing the risk of assembly misalignment and improving joint integrity.
• Optimized Load Distribution: The 1.062" OD provides a wider bearing surface, helping to distribute clamp load evenly and protect surfaces from damage.
• Compliance with Rigorous Aerospace Standards: Meets NAS1515-H9L specifications, guaranteeing consistent quality and performance for demanding industrial and aerospace applications.
• Safe for Regulated Environments: Compliant with RoHS 3 and REACH regulations, ensuring the washer is free from hazardous substances for use in global markets.
• Reliable Performance in Moderate Heat: Withstands temperatures up to 180°F, making it suitable for applications where low to moderate thermal resistance is required.

Professional Applications & Engineering Value

This Nylon flat washer is engineered to solve common challenges in electrical and corrosive environments where metal washers fail. Its non-conductive properties make it ideal for electrical insulation in control panels, electronic enclosures, and communication devices, preventing short circuits. The inherent corrosion resistance of the white nylon plastic ensures durability in humid or chemically exposed settings, such as marine equipment, food processing machinery, and outdoor structures, without the need for additional coatings. The precise 0.578" ID and 1.062" OD dimensions, tailored for 9/16" screw size, provide a reliable seal and vibration dampening, reducing maintenance needs and enhancing the longevity of assembled components in industrial applications.

Specification Summary & Compliance

This flat washer features an inner diameter of 0.578", outer diameter of 1.062", and a thickness range of 0.021-0.041", designed for use with 9/16" screws in the inch system of measurement. It conforms to the NAS1515-H9L specification, ensuring high manufacturing standards. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming it is free from restricted hazardous substances.