S-92150A123 0.203" ID x 0.438" OD NAS1515-H3L Mil. Spec. Plastic Washers

Key Features & Benefits at a Glance

• Superior chemical resistance for reliable performance in harsh industrial environments and exposure to various substances
• Excellent electrical insulation properties providing safe, non-conductive separation in electrical assemblies and components
• Lightweight nylon construction reduces overall assembly weight while maintaining structural integrity and durability
• Precision dimensional control with 0.203" ID and 0.438" OD ensures perfect fit for No. 10 screws and consistent performance
• Comprehensive compliance certification meeting NAS1515-H3L, RoHS 3, and REACH standards for quality assurance and regulatory requirements
• Thermal stability maintaining performance integrity up to 180°F for applications with elevated temperature exposure
• Cost-effective plastic solution offering corrosion resistance and long service life without metal alternatives' maintenance concerns

Professional Applications & Engineering Value

This nylon flat washer delivers exceptional engineering value through its specialized material properties and precise manufacturing. The white nylon plastic construction provides inherent chemical resistance against oils, solvents, and other industrial fluids, while its non-conductive nature makes it ideal for electrical insulation applications in control panels, wiring assemblies, and electronic enclosures. The controlled 0.021-0.041" thickness range ensures consistent load distribution and vibration damping for No. 10 screw fastening systems. These washers solve critical challenges in automotive, aerospace, and industrial equipment where weight reduction, corrosion prevention, and electrical safety are paramount. The NAS1515-H3L certification guarantees aerospace-grade quality and reliability for demanding applications.

Specification Summary & Compliance

This flat washer features precise dimensional specifications with 0.203" inner diameter and 0.438" outer diameter in the inch measurement system, specifically engineered for No. 10 screw applications. The washer maintains dimensional integrity within the specified 0.021-0.041" thickness range and complies with NAS1515-H3L aerospace specifications for quality assurance. The product is fully RoHS 3 (2015/863/EU) compliant and meets REACH (EC 1907/2006) requirements regarding substance restrictions, ensuring environmental responsibility and regulatory adherence for global industrial applications.