This specification covers a Perfluorocarbon (FFKM) rubber in the form of molded rings, compressions seals, o-ring cord, and molded-in-place gaskets for aeronautical and aerospace applicaitons.

These products have resistance to a variety of fluids, but usage is not not limited to such applications. Each application should be considered separately. This perfluorocarbon (FFMK) has a typical service temperature range of +5 to 554 \mDF (-15 to 290 \mDC).