Check Valve, Cartridge Back Catalog number: CTS-21480 Availability: In the manufacturer's stock Price on request - + Recommended 11-1598 Check Valve Assembly, Inlet Price on request CTS-21163 Rotor Seal, 2-Groove Price on request PS7075350 MarvelXACT™ PEEKsil™ 75µm ID x 350mm Price on request