The E46PC HEAD ASSEMBLY is a part of the EHE46 series of Walchem metering pumps. This specific head assembly features a PC (polycarbonate) material construction, which provides high durability and resistance to chemicals. The E46PC head assembly is designed to be used with EHE46 series pumps, which are ideal for high-pressure chemical metering applications. It includes all the necessary components for the installation and replacement of the pump head, such as the diaphragm, head bolts, and valve balls.