Vacuum Interceptor Port Socket Assembly For 4″ Pipe The Vacuum Interceptor Port Socket Assembly For 4″ Pipe is a replacement socket assembly designed for compatible vacuum interceptor systems using 4″ pipework. It provides the connection point required to link the interceptor port into the wider vacuum line, supporting secure fitting, correct alignment and reliable vacuum system operation. Vacuum interceptor connections are important where airflow and vacuum integrity need to be maintained through the plant room or parlour pipework. If the original socket assembly becomes cracked, worn, loose, damaged or difficult to seal, the system may suffer from air leaks, poor alignment or reduced vacuum performance. Replacing it with the Vacuum Interceptor Port Socket Assembly For 4″ Pipe helps restore a dependable connection and supports consistent system performance. This assembly is useful for dairy farms, engineers and service teams carrying out repairs, refurbishment or planned maintenance on compatible vacuum interceptor installations. It is particularly suitable where the main interceptor and pipework remain serviceable but the port socket assembly requires replacement due to wear, dam