Compare to Kalrez 6375, Kalrez 4079, Chemraz 551, Isolast J8325 & Simiriz. Our Evolast® PN896 FFKM o-rings are popular in the chemical processing environments and highly effective with steam. Wide range of Chemical compatibility. Applications include strong acids and Steam up to 300°F. Used in the Semiconductor, Oil and Gas, Chemical Processing, Spray paint solvents and Aeropace industries. Temperature Range -5° to 610°F temps - 75 Durometer hardness - Color Black