Needle Seal, PEEK™ SIL-20 Back Catalog number: CTS-11315 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended 11-4063 Outlet Check Valve Price on request PS7050600 MarvelXACT™ PEEKsil™ 50µm ID x 600mm Price on request CTS-21010 Cartridge Check Valve Housing, 2/pk Price on request