Seal, Polyethylene, High Pressure, Piston Back Catalog number: 11-1602 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-0720 Inlet Check Valve Assembly Price on request CTS-11434 Sapphire Plunger Price on request 11-1239 Ferrule, 1/16", SS, 10/pk Price on request