PTFE Diaphragm, 2/pk Back Catalog number: 11-2891 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended PS7025150 MarvelXACT™ PEEKsil™ 25µm ID x 150mm Price on request CTS-21147 Inlet Check Valve Price on request CTS-10547 Pump Seal, Gold Price on request