The Culligan OR-100A is the correct O-ring replacement for the following brands of 10 inch Big Blue water filter housings:
- American Plumber
- US Filter
- Kleen Plus
The Culligan Replacement O-Ring for Big Blue Housings is made for the Culligan Big Blue Water Filter Housing (HD-950) but is also a compatible 5 3/4 inch diameter O-ring replacement for the above Big Blue water filter housings (10 inches x 4 1/2 inches). This Culligan O-ring does not fit Big Clear housings.
This filter housing O-ring must be lubricated with silicone lubricant in order to prevent leaks in the water filtration system. Further installation instructions for this water filter O-ring are included on the back of the packaging.
This Big Blue O-ring is interchangeable with the following 5 3/4 inch O-rings:
- Ace Hardware O-Ring (4001756)
- American Plumber O-Ring (152032, W10-OR)
- Ametek Kleen-Plus O-Ring (151122-03)
- Culligan O-Ring (151122-27, 01019189)
- Pentek O-Ring (151122)