The OR 140,00 4,00 70 NBR NB7027 from Freudenberg-NOK is a high-quality O-ring designed for reliable sealing in hydraulic and pneumatic applications. With a diameter of 140 mm and a cross-section of 4 mm, this O-ring is made from NBR (Nitrile Butadiene Rubber), known for its excellent resistance to oils, fuels, and other chemicals. This O-ring meets industry standards, ensuring compatibility with a wide range of systems. Its durable construction provides a long service life, making it an essential component for maintaining the efficiency and reliability of your equipment.