Check Valve Assembly, Outlet Back Catalog number: 11-1599 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended 11-2891 PTFE Diaphragm, 2/pk Price on request CTS-11434 Sapphire Plunger Price on request PL7100150 MarvelXACT PLS 100µm x 150mm Price on request