The Freudenberg-NOK 1.109" NBR O-Ring is a high-quality sealing solution made from 90 durometer nitrile rubber (NBR). This O-ring is designed to withstand exposure to oils, fuels, and various chemicals, making it perfect for industrial applications. With a cross-section of 0.139", it fits seamlessly into standard fittings, ensuring a secure seal. This product meets rigorous industry standards, providing reliability in hydraulic and pneumatic systems. Its durability and performance make it an essential component for preventing leaks and maintaining system efficiency.