S-93650A805 1.625" ID x 2.5" OD Moisture-Resistant Cushioning Washers

Key Features & Benefits at a Glance

• Superior chemical resistance from polyurethane rubber construction protects against degradation in harsh industrial environments
• Excellent temperature performance maintains integrity across a wide range from -10°F to 150°F for reliable operation
• Optimal sealing and cushioning with Durometer 70A hardness providing perfect balance between flexibility and load distribution
• Crystal clear visibility allows for easy inspection and monitoring of underlying components without removal
• Precision dimensional accuracy with 1.625" ID and 2.5" OD ensures perfect fit for 1 1/2" screw size applications
• Enhanced durability with polyurethane material offering superior wear resistance compared to standard rubber washers
• Regulatory compliance assurance with RoHS 3 and REACH compliance for safe use in regulated industries

Professional Applications & Engineering Value

This clear polyurethane rubber flat washer delivers exceptional engineering value in demanding industrial applications where chemical exposure, temperature fluctuations, and precise sealing are critical concerns. The polyurethane rubber material provides superior resistance to oils, solvents, and industrial chemicals that typically degrade standard rubber compounds, significantly extending service life in chemical processing equipment, fluid handling systems, and manufacturing machinery. The Durometer 70A hardness offers the ideal combination of flexibility for effective vibration damping and sufficient firmness for consistent load distribution, preventing fastener loosening and surface damage. The temperature resistance from -10°F to 150°F ensures reliable performance in both cryogenic and moderate heat environments, making these industrial washers suitable for outdoor equipment, refrigeration systems, and heated industrial processes where thermal cycling is common.

Specification Summary & Compliance

This flat washer features precise inch system dimensions with 1.625" inner diameter, 2.5" outer diameter, and 0.110-0.140" thickness range, engineered for optimal performance with 1 1/2" screw size applications. The manufacturing complies with industry standards for dimensional accuracy and material consistency. The product is fully compliant with RoHS 3 (2015/863/EU) regulations and REACH (EC 1907/2006) requirements, including the latest SVHC list update, ensuring environmental safety and regulatory acceptance for industrial use across global markets.