An Aftercooler Backup Ring to prevent the plug from blowing out of the tube in aftercooler systems and to facilitate pressure and leak testing. By securing the plug and ensuring proper sealing, the ring helps maintain system integrity and reliability. Additionally, it aids in verifying the system’s performance and detecting leaks, which is major for ensuring the effective operation of the after-cooler system.Attributes:• Prevents the plug from blowing out of the tube, maintaining system integrity.• Used to test the aftercooler system’s ability to hold pressure and detect leaks.Applications: An Aftercooler Backup Ring is used to secure plugs and facilitate pressure and leak testing in aftercooler systems, contributing to the overall safety and reliability of the system.