The Parker 3811 is a genuine hydraulic quick coupling body designed for demanding applications. This female coupling features a 1/2 inch NPTF thread size and is constructed from durable steel, ensuring robust performance and corrosion resistance. It is engineered to operate efficiently under a maximum working pressure of 3000 PSI, providing reliable fluid transfer in various hydraulic systems. The 3811 series is known for its robust design and compatibility within Parker's hydraulic coupling range.