Check Valve, Cartridge Back Catalog number: CTS-21480 Availability: In the manufacturer's stock Price on request - + Recommended 11-4180 LPV Rotor, SIL-30AC, SIL-30ACMP Price on request CTS-11119-02 Head Plunger Seal, 2/pk Price on request 11-2570 Needle Seat Price on request