Mr O-Ring 387 Viton O-Ring - 90A Durometer, 18 in ID

The Mr O-Ring 387 Viton O-Ring is an essential component for anyone looking to achieve reliable sealing in various applications. With a durometer rating of 90A, this o-ring is designed to withstand a wide range of temperatures, making it suitable for both high and low-temperature environments. The nominal dimensions of this o-ring are 18 in ID, 18-3/8 in OD, and 3/16 in CS, ensuring a perfect fit for your sealing needs.

One of the standout features of the Mr O-Ring 387 is its versatility. It performs exceptionally well in petroleum products, making it ideal for use in fuel systems. Whether you are working with methanol, ethanol, diesel, or biodiesel blends, this o-ring can handle it all. Its compatibility with mineral oils and greases further enhances its utility in various industrial applications.

In addition to its chemical resistance, the Viton o-ring is designed to endure extreme conditions. It can operate effectively in temperatures ranging from -26C (-15F) to 232C (450F), making it a reliable choice for both hot and cold environments. This wide temperature range ensures that you can use this o-ring in diverse applications without worrying about failure.

Another significant advantage of the Mr O-Ring 387 Viton O-Ring is its unlimited shelf-life. This means you can stock up on these o-rings without the concern of them degrading over time. This feature is particularly beneficial for businesses that require a consistent supply of sealing solutions.

Designed to meet the size standards defined by AS568, the Mr O-Ring 387 ensures that you are getting a product that adheres to industry specifications. The actual dimensions of this o-ring are 17.955 in ID, 18.375 in OD, and 0.210 in CS, providing a precise fit for your sealing applications.

Whether you are involved in high vacuum applications, dealing with ozone, or require a seal that can withstand very high temperature air, this o-ring is up to the task. Its robust construction makes it suitable for strong acids and various weather conditions, ensuring longevity and reliability.

In summary, the Mr O-Ring 387 Viton O-Ring is a top-tier sealing solution that combines durability, versatility, and reliability. With its impressive temperature range, chemical resistance, and compliance with industry standards, it is an excellent choice for anyone in need of a dependable o-ring for their sealing applications.