Thetford waste ball seal kit for RV Aqua Magic toilets. Thetford 34120. Kit contains one waste ball seal, one base gasket, and four nylon washers.
Washers are 1.25″ in diameter. Seal is about 4.25″ in diameter. Gasket is about 4.75″ in diameter.
OEM replacement part for class A Winnebago motorhomes. Also used on other makes and models of RV’s. Winnebago part number 152829-01-707.
