Application: Compatible with the Jabsco Twist N Lock marine toilet, models 29090-3000 compact and 29120-3000 household toilet pump assemblies manufactured between 2008 and Up. Stop the Leakage: You can try 100 different cleaning fluids and techniques and it will not get the job done because the amount of calcification on the gaskets, walls of the pump and hoses is just unforgiving.
eBay