S-90130A125 0.49" ID x 1.062" OD Rubber Sealing Washers

Key Features & Benefits at a Glance

• Superior Sealing Performance: EPDM rubber material provides excellent resistance to water, steam, and weathering, ensuring reliable seals in demanding environments.
• Effective Vibration Damping: Durometer 55A hardness offers optimal flexibility to absorb shocks and reduce noise, prolonging equipment life.
• Wide Temperature Tolerance: Operates reliably from -20°F to 212°F, maintaining integrity in both freezing and high-heat applications.
• Precision Fit for 1/2" Screws: 0.49" ID and 1.062" OD ensure secure fastening and even load distribution, minimizing loosening.
• Environmental Compliance: RoHS 3 (2015/863/EU) compliant for safe use in regulated industries and global markets.
• Durable Construction: 0.110-0.140" thickness provides consistent compression recovery and long-term durability under cyclic loads.
• Corrosion & Weather Resistance: Black EPDM rubber resists UV, ozone, and aging, ideal for outdoor and harsh industrial settings.

Professional Applications & Engineering Value

Engineered for industrial and commercial applications, these EPDM rubber flat washers solve critical challenges in sealing and mechanical stability. The ethylene propylene diene monomer (EPDM) material excels in resisting moisture, steam, and temperature extremes, making it perfect for HVAC systems, plumbing, automotive assemblies, and outdoor equipment. With a Durometer 55A hardness, the washer effectively dampens vibrations and reduces stress on 1/2" screw connections, preventing fatigue failures. Its precise 0.49" ID and 1.062" OD dimensions ensure a snug fit, enhancing sealing performance and load distribution in inch-based assemblies. Ideal for use in temperature-resistant environments from -20°F to 212°F, this washer delivers reliable performance in both sub-zero conditions and high-heat operations, reducing maintenance needs and downtime.

Specification Summary & Compliance

This flat washer adheres to inch system measurements with an inner diameter of 0.49", outer diameter of 1.062", and thickness range of 0.110-0.140", designed specifically for 1/2" screw sizes. It meets material hardness standards with Durometer 55A and complies with RoHS 3 (2015/863/EU) regulations, ensuring restrictions on hazardous substances. The product is suitable for temperature applications from -20°F to 212°F, providing consistent performance in varied industrial settings.