S-92150A125 0.265" ID x 0.5" OD NAS1515-H4H Mil. Spec. Plastic Washers

Key Features & Benefits at a Glance

• Excellent electrical insulation properties due to non-conductive nylon material, preventing short circuits in electrical assemblies
• Superior corrosion resistance compared to metal washers, ideal for humid or chemical environments
• Lightweight and durable nylon construction reduces overall assembly weight while maintaining structural integrity
• Precise dimensional fit with 0.265" ID specifically engineered for 1/4" screws, ensuring secure fastening
• Broad temperature tolerance up to 180°F maintains performance in various operating conditions
• Regulatory compliance assurance with RoHS 3 and REACH standards for global market acceptance
• NAS1515-H4H certification guarantees consistent quality and reliability in demanding aerospace and industrial applications

Professional Applications & Engineering Value

This nylon plastic flat washer delivers critical engineering solutions where metal fasteners fall short. The non-metallic construction provides essential electrical insulation for electronic enclosures, control panels, and electrical equipment, eliminating galvanic corrosion risks. With its NAS1515-H4H compliance, this washer meets rigorous aerospace standards, making it suitable for aviation, automotive, and precision manufacturing applications. The white nylon material offers excellent visibility for quality control inspections while maintaining dimensional stability across its 180°F temperature range. Engineers specify these 1/4" washers for vibration damping, surface protection, and chemical resistance in assembly lines where traditional metal washers would corrode or conduct electricity.

Specification Summary & Compliance

This flat washer features precise inch system dimensions with 0.265" inner diameter, 0.5" outer diameter, and 0.084-0.104" thickness range, manufactured to NAS1515-H4H specifications for consistent performance. The product maintains compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and material transparency. Designed specifically for 1/4" screw applications, this non-metallic washer provides reliable service within the specified temperature parameters while meeting industry-standard dimensional tolerances for flat washers.