S-90133A440 0.99" ID x 2" OD Rubber Sealing Washers

Key Features & Benefits at a Glance

• Superior vibration damping with 55A Durometer hardness neoprene rubber for reduced noise and equipment wear in industrial settings.
• Excellent temperature resilience from -20°F to 180°F, ensuring reliable performance in fluctuating environmental conditions.
• Effective sealing and gasketing due to the flat washer design and flexible rubber material, preventing leaks and contamination.
• Durable and long-lasting construction with black neoprene rubber, resistant to weathering, oils, and compression set.
• Precise dimensional fit with 0.99" ID and 2" OD, designed for 1" screw size to ensure easy installation and secure fastening.
• Compliance with global standards including RoHS 3 and REACH, making it safe for use in regulated industries and international markets.
• Versatile industrial application suitable for machinery, automotive, and construction where shock absorption and insulation are critical.

Professional Applications & Engineering Value

This neoprene rubber flat washer is engineered to address common industrial challenges such as vibration-induced loosening, thermal expansion, and fluid ingress. Made from high-quality neoprene rubber with a 55A hardness, it provides optimal flexibility and recovery, essential for maintaining seal integrity under dynamic loads. The inch system measurements (0.99" ID x 2" OD) ensure compatibility with standard 1" screw size fasteners, simplifying assembly in applications like heavy machinery, HVAC systems, and automotive components. Its temperature resistance from -20°F to 180°F allows reliable operation in extreme conditions, while the black color and material properties offer UV and chemical resistance, reducing maintenance needs and enhancing industrial washer longevity in demanding environments.

Specification Summary & Compliance

This washer features precise dimensions: Inner Diameter of 0.99", Outer Diameter of 2", and Thickness ranging from 0.110" to 0.140", designed for a 1" screw size with standard inch system tolerances. It complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it is free from hazardous substances and suitable for global supply chains. The material, neoprene rubber with a 55A Durometer hardness, meets general industrial requirements for durability and performance in various applications.