This FFKM - FFPM O-Ring has a diameter of  mm and is Black in color. The hardness of this O-ring 198x3 - FFKM - FFPM - F808Z95 - High Temp (>330°C) - 80 Shore A - Black - ORS231813 is 80 Shore A. Alternative names for the compound are FFKM – FFPM, and it is commonly produced by . The O-Ring is typically used in and has an operating temperature range from -15 ºC to 330 ºC. O-Rings 830788 are referred to as 231813 and have a DIN 3771 size of . This item is equivalent to and has an High Temp (>330°C) approval. The chemical name of this O-Ring is Perfluoroelastomer.