Seal, Polyethylene, High Pressure, Piston Back Catalog number: 11-1602 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-21129 Check Valve, Ti, Price on request CTS-21145 Inlet Check Valve Price on request 11-4134 Rotor Seal & Pod Repair Kit, Vespel, 3-Groove for Price on request