The Dichtomatik OR 6.475 0.210" 75 NBR O-ring from Freudenberg-NOK is designed for superior sealing in dynamic applications. With a cross-section of 0.210 inches and a hardness rating of 75, this NBR O-ring provides excellent resistance to oils, fuels, and other chemicals. Its precise dimensions ensure a snug fit in various assemblies, enhancing reliability and performance. This O-ring is ideal for use in automotive, aerospace, and industrial applications, meeting stringent ISO and ANSI standards for quality and durability.