Plunger Seal and Back Up Ring Back Catalog number: 11-4126 Manufacturer: SCIENCIX Availability: In the manufacturer's stock Price on request - + Recommended CTS-0038 Tube, Right Inlet Pigtail Price on request CTS-A157 Outlet Check Valve Price on request CTS-A11372 Tube Assy, Transducer to Check Valve, I2V Price on request