The New Continental Disc 6" 150mm Universal Bdi Burst Disc Indicator #150 Asme is a high-quality rupture disc specifically designed for industrial hydraulic systems. With a disc diameter of 6 inches, this product is suitable for a wide range of applications. The indicator feature allows for easy monitoring of the disc's status, ensuring optimal performance and safety in your system. The ASME certification adds an extra layer of reliability and compliance for your hydraulic needs.item is new open box for pictures.