General Electric ws03x10038 Smart Water Filter O-Ring<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Inside diameter 3-5/16" and outside diameter of 3-9/16"</li><li>Replace O-Ring every 3rd filter change to prevent leaks</li><li>Made in the USA</li></ul></div><img src="http://ecx.images-amazon.com/images/I/31GFXaPWgnL.jpg" noproxy>