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This Culligan Replacement O-Ring for 3" Housings (OR-233) is made for under sink filtration systems. It fits Culligan models US-600A, SY-2000, SY-2300, SY-2500, SY-2650, and ACE 4158622A. However, it is a compatible O-ring replacement for all 3" diameter under sink water filter housings made by Pentek, Ametek, American Plumber, ACE, Omnifilter, US Filter, Plymouth, Kleen Plus, and other brands. This O-ring gasket must be lubricated with silicone lubricant in order to prevent leaks in the water filtration system. Further installation instructions for this O-ring are included on the back of the packaging. The Culligan OR-233 O-Ring is interchangeable with the following 3" O-rings:
Compatible Models:
The Culligan OR-233 Replacement O-Ring for 3" Housings is correct replacement for the following model numbers:
- ACE 4158622A
- SY-2000
- SY-2300
- SY-2500
- SY-2650
- US-600A
