Centering Rings ISO-KF are essential components for achieving precise alignment in vacuum systems. Designed to enhance the stability of connections, these rings ensure a snug fit between ISO-KF flanges, minimizing leaks and maximizing performance. Constructed from high-quality materials, they offer durability and reliability in various applications. Ideal for laboratory and industrial use, these centering rings are compatible with standard ISO-KF fittings, making them a versatile choice for maintaining optimal system integrity. Viton sealing compound.