Check Valve Assembly, Outlet Back Catalog number: 11-1599 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-11010 515 Performance Maintenance Kit Price on request CTS-A11151 Needle Assembly, PEEK™ Price on request 11-4179 HPV Rotor, SIL-30AC, SIL-30ACMP Price on request