This FKM - FPM - Viton® O-Ring has a diameter of 9.25 x 1.78 mm and is Brown in color. The hardness of this O-ring 9.25x1.78 - FKM - FPM - Viton® - FDA - EC1935/2004 - 3A Sanitary - 75 Shore A - Brown - ORS200421 is 75. Alternative names for the compound are Viton® - FKM, and it is commonly produced by Viton® | Tecnoflon® | Fluorel® | Dai-El® | Fluon®. The O-Ring is typically used in and has an operating temperature range from -15 ºC to 250 ºC. O-Rings 1331045 are referred to as 200421 and have a DIN 3771 size of 9.25 x 1.78. This item is equivalent to and has an FDA - EC1935/2004 - 3A Sanitary approval. The chemical name of this O-Ring is Fluorcarbonrubber / Fluorrubber / Fluorpolymeer-elastomeer.