O-Ring, PTFE Back Catalog number: CTS-00230-02 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended 11-4179 HPV Rotor, SIL-30AC, SIL-30ACMP Price on request CTS-10758 Pump Seals, High Pressure Price on request 11-2401 Check Valve Cartridge, Ceramic Ball & Seat, 2/pk Price on request