Jul 22, 2016 #1 sundy1958 Electrical Joined Dec 31, 2014 Messages 1 Location US I have a bunch of these. I don't know what they are. Do you? If they are not worth anything they are going to scrap.
I have a bunch of these. I don't know what they are. Do you? If they are not worth anything they are going to scrap.
Aug 9, 2016 #2 racookpe1978 Nuclear Joined Feb 1, 2007 Messages 5,995 Location US Could be a check valve (with a flapper) .. What does the back side look like? Upvote 0 Downvote