The Freudenberg-NOK OR 0.275" 70 NBR N703W seal features a diameter of 4.350", crafted for exceptional sealing performance in industrial settings. Constructed from high-quality Nitrile Butadiene Rubber (NBR), this seal is resistant to a wide range of chemicals, oils, and fuels, ensuring longevity and reliability. With a hardness of 70 Shore A, it maintains a tight seal under pressure, effectively preventing leaks. This seal is ideal for hydraulic and pneumatic applications, conforming to industry standards for quality and performance. Its durable design and precise sizing make it a vital component for various sealing requirements.