Oil Seal Back Catalog number: CTS-5669 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended PS7025350 MarvelXACT™ PEEKsil™ 25µm ID x 350mm Price on request CTS-21011 Cartridge Check Valve System Kit Price on request PL7050350 MarvelXACT PLS 50µm x 350mm Price on request