The 4" x 50' Black 200PSI Working seal from Sealfast is engineered for robust performance in demanding environments. This high-quality seal is rated for a working pressure of 200 PSI, making it suitable for various industrial applications. Its durable black finish provides excellent resistance to wear and tear, ensuring longevity. With a size of 4 inches in diameter and a length of 50 feet, this seal is versatile and can be used in multiple systems. Ideal for those seeking reliability and strength, it meets industry standards for safety and performance.