The Freudenberg-NOK V904Z FKM O-Ring, with a cross-section of 0.275" and an inner diameter of 5.725", is engineered for superior sealing performance. Constructed from 90 durometer FKM, it exhibits outstanding resistance to high temperatures and aggressive chemicals, making it suitable for a variety of industrial applications. This O-Ring meets stringent industry standards, ensuring durability and reliability in hydraulic and pneumatic systems. Ideal for automotive and aerospace uses, it provides a robust seal that enhances system efficiency.