what is this and where can i get one?

[Ghost Rider]

what is this and where can i get one? it is off a Borg Warner furnace

 

[Disturbed]

Is there a part number?

 

[jetboat]

Yap!n it a thing of a jig! we all have one.What does it go to or thru?

 

[hellnback]

looks like a thermal circuit protector that detonated...... call the heater guy