The SEALFAST 4" Ferrule with an ID of 4-40/64 is designed for secure connections in hydraulic and pneumatic systems. Constructed from high-quality materials, this ferrule ensures durability and reliability under pressure. Its precise dimensions allow for a snug fit with compatible hoses, enhancing performance in fluid transfer applications. The ferrule meets industry standards, providing assurance of quality and safety. Ideal for professionals in the field, this component is essential for efficient system operation.