Sharp R1900M Stirrer cover securing clip

Stirrer cover securing clip for Sharp R1900M commercial microwave ovens. 
Supplied singly. These catches secure the front 2 corners of the stirrer cover assembly.

Sharp part number JKNBKA887WRFZ
Item is 4-33 on the diagram attached.
The stirrer cover fits into the top of the microwave. The ceiling plate or grease shield protects the stirrer above from contamination from food debris. the cover stirrer also protects the stirrer from damage.