The Freudenberg-NOK EPDM O-Ring, with a diameter of 5.734" and a thickness of 0.139", is designed for high-performance sealing applications. Constructed from high-quality EPDM rubber, this O-Ring features a hardness rating of 75, providing excellent resistance to heat, ozone, and various chemicals. Its precise dimensions make it suitable for a wide range of industrial applications, ensuring a secure seal in hydraulic and pneumatic systems. This O-Ring meets industry standards, guaranteeing reliability and longevity in demanding environments.