Seal, Polyethylene, High Pressure, Piston Back Catalog number: 11-1602 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended 11-1599 Check Valve Assembly, Outlet Price on request 11-2587 Piston Seal Wash Seal/Priming Valve Seal Price on request CTS-6958 Indicator Rod Kit Price on request