Where is does FDA 21 CFR 177.2600 come into play in sanitary process equipment? In a word, everywhere. Every type of sanitary valve has an elastomer seal seat. Every sanitary pump has o rings associated with the seal. All sorts of sanitary ancillary equipment have a myriad of o rings, gaskets, etc. And of course most systems have many sanitary clamp unions with sanitary gaskets. We can assist you in locating elastomers that meet FDA 21 CFR 177.2600. If you need help contact us.