S-90131A101 0.188" ID x 0.562" OD Abrasion-Resistant Cushioning Washers

Key Features & Benefits at a Glance

• Superior vibration damping with 70A durometer SBR rubber for reduced equipment wear and noise in industrial settings.
• Excellent sealing performance to prevent leakage and ingress of contaminants in assembly applications.
• Enhanced durability and tear resistance due to polyester fiber reinforcement, extending service life.
• Reliable performance in high-temperature environments, withstanding up to 170°F (approximately 77°C).
• Precise fit for No. 10 screws with 0.188" ID and 0.562" OD, ensuring easy installation and secure fastening.
• Compliance with environmental regulations, including RoHS 3 and REACH, for safe use in global markets.
• Consistent thickness (0.110-0.140") for uniform pressure distribution and reliable performance in inch-system applications.

Professional Applications & Engineering Value

These SBR rubber flat washers are engineered to address common industrial challenges such as vibration-induced loosening and fluid leakage. The 70A durometer hardness provides optimal flexibility for effective vibration damping, reducing maintenance needs in machinery and automotive assemblies. Reinforced with polyester fiber, the washers offer improved resistance to deformation and tearing, ensuring long-term reliability in sealing applications. With a maximum temperature resistance of 170°F, they are suitable for environments where thermal stability is critical. The precise inch-system dimensions, including 0.188" ID and 0.562" OD, guarantee a secure fit for No. 10 screw sizes, making them ideal for OEM and MRO uses in plumbing, electrical enclosures, and heavy equipment.

Specification Summary & Compliance

This flat washer features an inner diameter of 0.188", outer diameter of 0.562", and thickness ranging from 0.110" to 0.140" for consistent performance in inch-system measurements. Manufactured from SBR rubber with a 70A durometer hardness and polyester fiber filler, it meets industry standards for dimensional accuracy and material integrity. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring adherence to environmental and safety requirements for industrial components.