Compatible Replacement for Part # 5010-078 Compatible with the Hearthstone Heritage, Hearthstone Homestead, Hearthstone Mansfield I, Hearthstone Mansfield Length:2 3/16", Width:7/16", Height:15/16", Shaft Diameter:3/8" Hearthstone wood stove door Latch for select models. The door latch is an import part of the stove. This latch helps to create an airtight seal between the door and body of the unit. A worn door latch can can allow smoke to enter the room, reduce your stoves efficiency and cause the stove to over fire. - Compatible with the Hearthstone Heritage, Hearthstone Homestead, Hearthstone Mansfield I, Hearthstone Mansfield Length:2 3/16",Width:7/16",Height:15/16",Shaft Diameter:3/8"