The Hardi 0520334553 Suction Tank Membrane is a crucial component designed for Hardi agricultural sprayers. This membrane ensures proper sealing and filtration within the suction tank, protecting the pump from contaminants and maintaining efficient operation. It is compatible with a wide range of Hardi pumps, including models 363, 463, 603, 604, 803, 804, 1003, 1004, 1203, 1204, 1404, 1604, and 2004. With an outer diameter of 120 mm, an inner diameter of 35 mm, and a thickness of 2 mm, this membrane is engineered for a precise fit and reliable performance in demanding agricultural applications.