If you value a quick reduction of downtime due to equipment breakdowns and maintenance, you need to have this 3430-0334 Seal & O-Ring Repair Kit for the Hypro 9000C-O centrifugal pumps on hand. This kit repairs all the 9000C-O series models and includes everything you need to quickly fix your unit and get back in gear. You'll find one gasket, one mechanical seal and one O-ring.