Pros & Cons
Pros
I find silicone remains pliable for ~20 years, so effectively would outlast the house.
Cons
These are plastic washers. I realize the company even refers to them as rubber. Rubber bends, these break.

Highlights
Packaging/appearance
Replacing the shutoff gasket and reusing the existing stem is far more reliable while also being much cheaper than replacing th... Read More
Overview
- How are reviewers describing this item?
rubber, great, size, good and plastic. - Our engine has profiled the reviewer patterns and has determined that there may be deception involved.
- Our engine has determined that the review content quality is low.
- Our engine has analyzed and discovered that 68.8% of the reviews are reliable.
- This product had a total of 1,365 reviews as of our last analysis date on Jul 13 2023.
Helpful InsightsBETA
BETA
Posted by a reviewer on Amazon
I bought wrong size but made it work
Posted by a reviewer on Amazon
First one shot out after i tightened down the screw with my impact driver
Posted by a reviewer on Amazon
I leaned it was best to put a metal washer on the end of the screw to hold the washer in place
Posted by a reviewer on Amazon
I was using 8 screws which fit the id
Posted by a reviewer on Amazon
I don’t think a bigger screw would get through the center without distortiondamage of the washer
Posted by a reviewer on Amazon
After working through some possible solutions i realized that the replacement stem kits dont work out very well because the stem dimensions vary slightly with each vendor
Posted by a reviewer on Amazon
Replacing the shutoff gasket and reusing the existing stem is far more reliable while also being much cheaper than replacing the entire valve
Posted by a reviewer on Amazon
One issue i ran into while doing the work is corrosion in the pipe and existing valve which can tend to make it difficult to get a good fit for an oem gasket matching to original size