The 4" Check Valve features a durable 316 stainless steel body and internals, designed for high-pressure applications up to 200 PSI. This valve is equipped with a Buna seal, ensuring reliable sealing and performance in various fluid systems. Ideal for industrial and commercial use, it meets stringent standards for quality and safety. The valve's robust construction allows for compatibility with a wide range of fluids, making it suitable for diverse applications. Its compact design facilitates easy installation and maintenance.