Face Seals, 4/pk Back Catalog number: CTS-10989 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-A145 Inlet Check Valve Price on request CTS-A11372 Tube Assy, Transducer to Check Valve, I2V Price on request CTS-20612 Plunger Seal, Black Price on request