Needle Seal O-Ring, 002 Kalrez Back Catalog number: CTS-11149 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-A126 Outlet Check Valve Assembly Price on request CTS-2324 Needle Wash Frit Price on request CTS-21567 PM Kit, Seal Wash for Binary Pump G4240A Price on request