Schuco Hydrophobic/Bacteria Filters (01-90-3100). Allied Schuco Hydrophobic/Bacteria Filters for Shuco-Vac 130A Suction Machine/Aspirator prevents fluids and other contaminants from entering and damaging the pump. Filter has one connection threaded and the opposite connection is a tapered barb. Latex free. 3/PK. Price per pack.