The Dichtomatik OR 0.275" 70 HNBR H701B from Freudenberg-NOK is a high-performance O-ring designed for industrial applications. Made from HNBR (Hydrogenated Nitrile Butadiene Rubber), this O-ring offers excellent resistance to heat, oil, and chemicals, making it suitable for demanding environments. With a diameter of 6.225 inches and a thickness of 0.275 inches, it meets various industry standards for reliability and durability. Ideal for sealing applications in automotive, aerospace, and manufacturing sectors, this O-ring ensures a tight seal under pressure and temperature variations.