PTFE Diaphragm, 2/pk Back Catalog number: 11-2891 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-2294 Plunger Seal Price on request PS7075600 MarvelXACT™ PEEKsil™ 75µm ID x 600mm Price on request CTS-20612 Plunger Seal, Black Price on request