The Dichtomatik OR 4.00x2.00 70 VMQ SI7018 seal from Freudenberg-NOK is designed for high-performance applications requiring reliable sealing solutions. This O-ring features a diameter of 4.00 mm and a cross-section of 2.00 mm, made from high-quality VMQ silicone material, ensuring excellent resistance to temperature variations and chemical exposure. With a hardness rating of 70 Shore A, it provides optimal sealing under pressure. Ideal for use in various industrial applications, this seal meets stringent ISO standards, making it a dependable choice for engineers and maintenance professionals.