The Freudenberg-NOK OR 12.975" 0.275" 90 NBR N901W O-ring is designed for superior sealing in various industrial applications. Made from durable Nitrile Butadiene Rubber (NBR), it offers excellent resistance to oils, fuels, and chemicals. With a thickness of 0.275 inches and an outer diameter of 12.975 inches, this O-ring meets high industry standards for reliability and performance. It is ideal for use in hydraulic and pneumatic systems, providing a secure seal that prevents leaks and enhances operational efficiency.