This new  

"Heavy Duty Pan Seal Kit"

* Includes: Heavy Duty Seal, Stainless Steel Flat Washers, Stainless Steel Snap Ring,  Stainless Steel E-clip & Instructions.

will fit the bread maker machine models listed below:

Breville Ultimate Baker's Oven

Automatic Bread and Dough Maker

Model Numbers: BB420

THANK YOU!

Bread Machine Parts Finder