This FEPM O-Ring has a diameter of 40.87x3.53 mm and is Black in color. The hardness of this O-Ring 40.87x3.53 - FEPM - 80 Shore A - Black - ORS118866 is 80. Alternative names for the compound are TFE/P / Aflas, and it is commonly produced by Aflas®. The O-Ring is typically used in and has an operating temperature range from 0 ºC to 235 ºC. O-Rings 6543564 are referred to as 118866 and have a DIN 3771 size of 40.87x3.53. This item is equivalent to and has an None approval. The chemical name of this O-Ring is Tetrafluoroethylene propylene. TFE/Propropylene.