PTFE Diaphragm, 2/pk Back Catalog number: 11-2891 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-0038 Tube, Right Inlet Pigtail Price on request CTS-A11372 Tube Assy, Transducer to Check Valve, I2V Price on request 11-4060 Inlet Check Valve Price on request