Reddit reviews 016 Silicone O-Ring, 70A Durometer, Red, 5/8" ID, 3/4" OD, 1/16" Width (Pack of 100)
We found 2 Reddit comments about 016 Silicone O-Ring, 70A Durometer, Red, 5/8" ID, 3/4" OD, 1/16" Width (Pack of 100). Here are the top ones, ranked by their Reddit score.
Made of silicone for use with a variety of chemicals and fluidsCan be used across a wide temperature range from -65 degrees F (-54 degrees C) to 450 degrees F (232 degrees C)Round in cross-section to provide a seal between cylindrical overlapping surfacesDurometer (hardness) of 70A for resistance to penetrationMeets standards defined by Aerospace Standard AS568A
Most commonly in plumbing & faucets. Try searching for or asking for "silicone faucet o rings". Look into getting several sizes like 16mm, 19mm, and 22mm rings.
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www.amazon.com/016-Silicone-Ring-Durometer-Width/dp/B000FMWOAW/ I found these on amazon through a Saudi VPn so they should be available to you.
https://www.amazon.com/gp/product/B000FMWOAW/ref=ppx_yo_dt_b_asin_title_o02_s00?ie=UTF8&psc=1
These work pretty well. And I got a lifetime supply for $4
They have the 1/8" thick ones for 10 dollars but I don't think it makes much difference.