Outlet Check Valve Back Catalog number: CTS-A11187 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-20612 Plunger Seal, Black Price on request 11-1602 Seal, Polyethylene, High Pressure, Piston Price on request CTS-21564 Needle, Uncoated 10 Series Price on request