The 4" Ferrule designed for 5 1/4" - 5 1/2" applications by SEALFAST is a critical component for secure connections in piping systems. This ferrule is crafted from high-quality materials to ensure durability and reliability under pressure. Its 4-inch size allows for compatibility with standard fittings, making it suitable for various industrial applications. The design meets industry standards, ensuring a leak-proof seal and optimal performance in demanding environments. Ideal for use in fluid transfer and other critical applications.