This document has been declared "Stabilized" and will no longer be subjected to periodic reviews for currency. Users are responsible for verifying references and continued suitability or technical requirements. New technology may exist.This specification covers an ethylene propylene (EPDM) rubber in the form of sheet, strip, tubing, extrusions, and molded shapes other than o-rings.These products have been used typically for seals and gaskets for use from -55 to +70 mDC (-67 to +158 mDF) in hydrazine-base fluids, but usage is not limited to such applications.