Coolant/expansion tank bleed screw o ring size

[lordhelemt]

Anyone know the dimensions for the bleeder screw o ring on the expansion tank? Part # LR007315

Will check the local dealer but they don’t stock Jack so I was hoping someone may know the size so I can check the local hardware store

 

[lordhelemt]

The dealer actually had one in stock. For reference the size is below

16mm OD
10mm ID
3 mm thick