O-Ring for 3M Aqua-Pure Filtration Systems, 63597174C
The 63597-174C Aqua Pure O Ring fits Aqua Pure AP11 and AP101 Series. The dimensions are approximately 3.5-Inch x 3.75-Inch, and need to be replaced after every third filter change.
TitleO-Ring for 3M Aqua-Pure Filtration Systems, 63597174C