This FEP-VMQ - MVQ - Silicone O-Ring has a diameter of 312x5.33 mm and is in color. The hardness of this O-ring 312x5.33 - FEP-VMQ - MVQ - Silicone - FDA - ORS112775 is Shore A. Alternative names for the compound are FEP-VMQ / VMQ - FEP Encapsulated / FEP-Silicone / Silicone FEP Encapsulated, and it is commonly produced by Teflex FEP-O-SEAL®. The O-Ring is typically used in and has an operating temperature range from ºC to 205 ºC. O-Rings 6521817 are referred to as 112775 and have a DIN 3771 size of 312x5.33. This item is equivalent to and has an FDA approval. The chemical name of this O-Ring is Teflon® fluroropolymer - Silicone.