S-90133A025 0.195" ID x 0.562" OD Rubber Sealing Washers

Key Features & Benefits at a Glance

• Superior vibration damping with Durometer 55A hardness neoprene rubber for reduced noise and equipment wear.
• Reliable sealing performance against dust, moisture, and light fluids in industrial environments.
• Broad temperature resilience from -20°F to 180°F, maintaining flexibility and function in varied climates.
• Precise dimensional fit with 0.195" ID and 0.562" OD, ensuring secure placement on No. 12 screws.
• Durable, non-marring black neoprene that protects sensitive surfaces from scratches and corrosion.
• Full regulatory compliance with RoHS 3 and REACH, supporting global supply chain and safety standards.
• Consistent thickness (0.078-0.108") for uniform pressure distribution and long-term fastener integrity.

Professional Applications & Engineering Value

This neoprene rubber flat washer is engineered to address common assembly challenges like vibration-induced loosening and environmental seepage. Its Durometer 55A material offers optimal compressibility and recovery, creating a tight seal that prevents leaks in electrical enclosures, machinery guards, and automotive components. The black neoprene composition resists aging and ozone, while the temperature range from -20°F to 180°F ensures performance in both cold storage and heated industrial settings. By integrating this flat washer into No. 12 screw fastening systems, engineers achieve enhanced vibration damping and prolonged joint life without requiring additional gaskets.

Specification Summary & Compliance

This washer meets precise inch system dimensions: 0.195" ID, 0.562" OD, and 0.078-0.108" thickness, tailored for No. 12 screw applications. It conforms to industry standards for flat washers and is manufactured from neoprene rubber with a Durometer 55A hardness. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it is free of restricted substances and safe for use in regulated markets.