Inlet Check Valve Back Catalog number: CTS-A145 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended 11-4126 Plunger Seal and Back Up Ring Price on request 11-4048 PEEK™ Needle Seal, SIL-30AC, SIL-30ACMP Price on request CTS-21012 Compression Screws & Ferrules, 1/16", SS, 5/pk Price on request