Outlet Check Valve Back Catalog number: 11-4063 Manufacturer: SCIENCIX Availability: In the manufacturer's stock Price on request - + Recommended CTS-21526 Jig, Diaphragm Price on request CTS-10772 Pump Seals, Low Pressure Price on request CTS-10761 HPMV 1 & 2 Rebuild Kit w/Spool Price on request