O-Ring, PTFE Back Catalog number: CTS-11092 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended PL7025150 MarvelXACT™ PLS 25µm x 150mm Price on request CTS-A094 Check Valve Cartridge, 2/pk Price on request CTS-A11095 Check Valve, Double Ball & Seat Price on request