Cleanlock Gasket 4″ The Cleanlock Gasket 4″ is a replacement sealing gasket designed for compatible 4-inch Cleanlock connections used in dairy, milk handling and processing equipment. It helps create a secure seal between mating parts, supporting reliable liquid transfer and reducing the risk of leaks during normal operation. Gaskets are essential wear components in pipework, valves, tank fittings and hygienic transfer systems. Over time, repeated assembly, cleaning cycles, pressure and regular use can cause the original seal to flatten, harden, split or lose its shape. Replacing it with the Cleanlock Gasket 4″ helps restore a dependable connection and maintain consistent sealing performance throughout the system. This gasket is useful for dairy farms, engineers, milk processors and service teams carrying out planned maintenance or repairs on compatible Cleanlock assemblies. Keeping replacement gaskets available can make servicing quicker, particularly where fittings are frequently opened for inspection, cleaning or equipment changes. A correctly seated gasket also helps keep pipework tidy and supports smoother day-to-day operation. The Cleanlock Gasket 4″ is a practical spare for