Inlet Check Valve Assembly Back Catalog number: CTS-0720 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-11149 Needle Seal O-Ring, 002 Kalrez Price on request CTS-10686 Needle Seal, Vespel® Price on request 11-3601 ACQUITY H SM-FTN Performance Main. Kit,700005236 n Price on request