Check Valve Assembly, Inlet Back Catalog number: 11-1598 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended 11-3889 Needle Seat Assembly, 0.12mm ID Price on request 11-3602 Tubing, Pump Outlet, GP Price on request CTS-11313 PEEK™ Rotor, LPV Price on request