GE JKS05 Electric Single Oven "replace thermostat wb21x5320" Questions

.... I am looking for a reasonably priced replacement thermostat. they say you can use a G.E. part# WB21X5320 in place of the WQB24X176 and supposedly it is available from Appliance Parts Warehouse ...

...thermostat (part number WB21X5320 ) can be damaged in the same way. Unfortunately, these parts for these old units are not very cheap. The little bit of heat you are getting in your oven now is most ...