S-93650A120 0.19" ID x 0.375" OD Moisture-Resistant Cushioning Washers

Key Features & Benefits at a Glance

• Superior sealing performance with clear polyurethane rubber construction that conforms tightly to surfaces
• Excellent vibration dampening properties to prevent fastener loosening in dynamic applications
• Wide temperature tolerance from -10°F to 150°F for reliable performance in varying environmental conditions
• Optimal material hardness at Durometer 70A providing ideal balance of flexibility and durability
• Precision dimensional fit with 0.375" OD and 0.19" ID specifically engineered for No. 10 screws
• Chemical and environmental compliance meeting both RoHS 3 and REACH standards for industrial safety
• Clear visual design allowing for easy inspection and compatibility with aesthetic-sensitive applications

Professional Applications & Engineering Value

These clear polyurethane rubber washers deliver exceptional engineering value in demanding industrial environments where both sealing integrity and vibration resistance are critical. The Durometer 70A hardness provides the perfect balance between compression set resistance and surface conformity, creating reliable seals against moisture, dust, and air infiltration. The polyurethane rubber material maintains its mechanical properties across a broad temperature range from -10°F to 150°F, ensuring consistent performance in outdoor applications, machinery enclosures, and electronic assemblies. These flat washers are particularly valuable in applications requiring both electrical insulation and environmental protection, while their transparent nature allows for visual verification of proper installation and alignment with No. 10 screws.

Specification Summary & Compliance

This flat washer features precise inch-dimension specifications with 0.375" outer diameter, 0.19" inner diameter, and thickness ranging from 0.060" to 0.067". Manufactured from polyurethane rubber with Durometer 70A hardness, the product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring safe use in industrial applications. The washer is engineered for compatibility with No. 10 screw sizes and maintains operational integrity within the specified temperature range of -10°F to 150°F.