The PT Coupling 30330SE FERR 3.938 ID is a high-quality ferrule designed for hoses with a 3.938-inch inner diameter. This ferrule is constructed from durable materials, ensuring a secure and reliable connection for fluid transfer applications. Its precise design allows for easy installation and compatibility with various hose types. The ferrule meets industry standards, making it a dependable choice for professionals in need of quality components for their fluid systems. Ideal for industrial and automotive applications, this ferrule is essential for maintaining efficient operations.