S-93650A277 0.656" ID x 2.25" OD Moisture-Resistant Cushioning Washers

Key Features & Benefits at a Glance

• Superior vibration dampening with Durometer 70A hardness polyurethane rubber for extended equipment life and reduced maintenance
• Excellent sealing performance with clear polyurethane construction that prevents fluid and dust ingress in industrial environments
• Broad temperature tolerance from -10°F to 150°F maintains flexibility and performance across diverse operating conditions
• Precision dimensional fit with 0.656" ID and 2.25" OD ensures perfect alignment with 5/8" screws for reliable fastening
• Consistent thickness control between 0.110-0.140" provides uniform load distribution and stress reduction
• Regulatory compliance assurance with RoHS 3 and REACH standards for global market acceptance and environmental safety
• Durable material properties offering excellent resistance to compression set and long-term performance retention

Professional Applications & Engineering Value

This clear polyurethane rubber flat washer delivers exceptional engineering value in demanding industrial applications where both sealing integrity and vibration management are critical. The Durometer 70A hardness provides optimal balance between flexibility and load-bearing capacity, making it ideal for machinery assemblies, electrical enclosures, and automotive components. The polyurethane rubber material maintains its sealing properties across a wide temperature range from -10°F to 150°F, ensuring reliable performance in both cold storage facilities and heated industrial environments. Its vibration-resistant characteristics protect threaded connections from loosening, reducing maintenance frequency and preventing equipment downtime in heavy-duty applications where constant motion or impact occurs.

Specification Summary & Compliance

This inch system flat washer features precision dimensions with 0.656" inner diameter, 2.25" outer diameter, and controlled thickness between 0.110-0.140" for consistent performance with 5/8" screw sizes. Manufactured from high-grade polyurethane rubber with Durometer 70A hardness, the washer maintains dimensional stability across its specified temperature range. The product fully complies with RoHS 3 (2015/863/EU) regulations and REACH (EC 1907/2006) standards, ensuring environmental safety and regulatory acceptance for industrial applications worldwide.