This FFKM - FFPM O-Ring is 10.78x2.62mm and in the color Black. The Hardness of this O-ring 10.78x2.62 - FFKM - FFPM - 60 Shore A - Black - ORS87747 is 60 Shore A.The alternative names of the compound are FFPM – Dupont Kalrez and they are mostly produced by Chemraz® - Simriz® - Kalrez® - Spectrum - Triazinico - Isolast® - Parofluor® - Fluorez - Perlast® - HPSealing® - Perfluor® - Polymax. The O-ring is commonly used in and has an operating temperature range from -25 ºC to 270 ºC. O-rings 630989 are indicated as 87747 and have a DIN 3771 Size of 10.78x2.62. This item is equal to and has an None Approval. The chemical name of this Oring is Perfluoroelastomer.