Face Seals, 4/pk Back Catalog number: CTS-10989 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-A11372 Tube Assy, Transducer to Check Valve, I2V Price on request 11-4073 LC-30AD Plunger Holder Assembly, UHP2 (w/Diaphragm Price on request CTS-10770 Waste Valve, V3 (2 Way Solenoid Valve) Price on request