Quote Originally Posted by prepare View Post
I reached out to BCM, Sionics, Toolcraft, and Aim Surplus. They all report using Permatex Aviation Form A Gasket.
I then contacted Permatex. Permatex Aviation Form A Gasket 80017 and 80019 are the same product. 80017 is 16oz. and 80019 is 4oz. The 3D was an old numbering system that is no longer used.
Contacting manufacturers for accurate information goes against the whole point of the internet.