Check Valve, Secondary Inlet Back Catalog number: 11-1600 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-A11133 Tube Assembly, Transducer to Check Valve Price on request CTS-21219 Piston, Ceramic Price on request CTS-21169 Assy, Capillary, 90mm x 0.17mm ID, w/Fittings Price on request