O-Ring, PTFE Back Catalog number: CTS-11092 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-10686 Needle Seal, Vespel® Price on request 11-3889 Needle Seat Assembly, 0.12mm ID Price on request PS7025600 MarvelXACT™ PEEKsil™ 25µm ID x 600mm Price on request