Reddit reviews 211 Silicone O-Ring, 70A Durometer, Red, 13/16" ID, 1-1/16" OD, 1/8" Width (Pack of 25)
We found 1 Reddit comments about 211 Silicone O-Ring, 70A Durometer, Red, 13/16" ID, 1-1/16" OD, 1/8" Width (Pack of 25). 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
I've found that something around 13/16 works best. Here's a link from Amazon:
211 Silicone O-Ring, 70A Durometer, Red, 13/16" ID, 1-1/16" OD, 1/8" Width (Pack of 25) https://www.amazon.com/dp/B000FN0YLW/ref=cm_sw_r_cp_apap_rO6EUdXE4BjKk