Wash Seal, PE, 1220, 1260, 1290 Back Catalog number: 11-3832 Availability: In the manufacturer's stock Price on request - + Recommended 11-2588 Main Piston Seal Price on request CTS-21089 Needle Seal (For pH 1-14, for operation up to 130 Price on request CTS-10600 Check Valve Cartridge, 2/pk Price on request