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Old 02-24-2019, 01:34 AM
Lantraxco Lantraxco is offline
Join Date: Feb 2018
Location: Coos Bay, Oregon
Posts: 7

Originally Posted by Gadgeteer View Post
Ace Hardware has drawers full of O-rings.
Rated for duty in a pure oxygen atmosphere? ANYTHING in the gas stream has to be the right material. I don't know from nothing, but normal Buna-N o-rings are made of a petroleum derived rubber afaik.

VITON maybe. But if you're not sure, I wouldn't take the chance. YMMV
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