S-90295A380 0.156" ID x 0.312" OD Plastic Washers

Key Features & Benefits at a Glance

• Superior corrosion resistance ensures long-term reliability in harsh industrial environments, eliminating rust-related failures
• Excellent electrical insulation properties prevent current leakage and short circuits in electrical applications
• Wide temperature tolerance from -40°F to 180°F maintains performance stability across diverse operating conditions
• Lightweight nylon construction reduces overall assembly weight while providing durable load distribution
• Precision dimensional accuracy with 0.156" ID and 0.312" OD ensures perfect fit for No. 6 screw applications
• Rockwell R115 hardness rating provides optimal surface protection without damaging mating components
• Chemical resistance protects against degradation from oils, solvents and other industrial fluids

Professional Applications & Engineering Value

This nylon plastic flat washer delivers critical engineering solutions where metal washers fail. The non-conductive properties make it ideal for electrical enclosures, control panels, and electronic assemblies where insulation is paramount. In corrosive environments, the inherent corrosion resistance eliminates galvanic corrosion between dissimilar metals, extending equipment lifespan. The lightweight characteristic is particularly valuable in aerospace and automotive applications where weight reduction is critical. For No. 6 screw installations requiring vibration resistance, the nylon material provides excellent damping characteristics while the precise 0.156" ID and 0.312" OD dimensions ensure proper load distribution across fastened surfaces. The material's low friction coefficient reduces assembly torque requirements and prevents seizing, making maintenance and disassembly straightforward.

Specification Summary & Compliance

This flat washer features inch system dimensions with 0.156" inner diameter and 0.312" outer diameter, specifically engineered for No. 6 screw applications. The washer maintains dimensional stability with thickness ranging from 0.026" to 0.036" and demonstrates Rockwell R115 hardness for optimal performance. Manufactured from high-grade nylon plastic, the product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and regulatory adherence for global industrial applications.