Inlet Check Valve Cartridge Back Catalog number: CTS-0621 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-21347 Plunger Seal Price on request CTS-21163 Rotor Seal, 2-Groove Price on request CTS-A11372 Tube Assy, Transducer to Check Valve, I2V Price on request