S-90133A017 0.17" ID x 0.5" OD Rubber Sealing Washers

Key Features & Benefits at a Glance

• Superior Sealing Performance: Neoprene rubber construction ensures a tight, reliable seal against moisture, dust, and air, protecting sensitive components in industrial environments.
• Effective Vibration Damping: Absorbs shock and reduces noise, extending the lifespan of assemblies and preventing fastener loosening under dynamic loads.
li>Broad Temperature Resilience: Maintains flexibility and performance from -20°F to 180°F, suitable for applications exposed to varying thermal conditions.
• Consistent Compression & Fit: Durometer 55A hardness provides optimal give for even pressure distribution and a secure fit under the screw head.
• Precision Sizing for No. 10 Screws: 0.17" ID and 0.5" OD ensure accurate alignment and maximum surface coverage, enhancing sealing effectiveness.
• Environmental & Regulatory Compliance: Fully compliant with RoHS 3 and REACH regulations, ensuring safety and suitability for global markets and sensitive applications.
• Durable Material Longevity: Black neoprene rubber offers excellent resistance to weathering, ozone, and degradation, providing long-term reliability.

Professional Applications & Engineering Value

This neoprene rubber flat washer is engineered to address common industrial challenges such as vibration-induced fastener failure and environmental ingress. Its Durometer 55A material offers the ideal balance of softness for compression and firmness for durability, creating a reliable sealing barrier in electrical enclosures, machinery, and automotive assemblies. The precise 0.17" ID and 0.5" OD dimensions ensure a perfect fit for No. 10 screws, preventing misalignment and distributing clamp load evenly to protect surfaces. With a temperature range of -20°F to 180°F, it performs consistently in both cold storage and heated equipment applications, while its vibration damping properties reduce maintenance needs and enhance operational safety in dynamic environments.

Specification Summary & Compliance

This flat washer conforms to inch system measurements with an Inside Diameter of 0.17", Outside Diameter of 0.5", and Thickness of 0.078-0.108". It is manufactured from Neoprene Rubber with a hardness of Durometer 55A and is designed for use with No. 10 screw size. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it meets stringent environmental and safety standards for industrial components.