The Freudenberg-NOK OR 1.421" 75 NBR N750FM seal is designed for high-performance applications requiring reliable sealing solutions. Made from durable NBR material, this O-ring features a cross-section of 0.139" and is rated for various pressures, ensuring optimal performance in demanding environments. With a hardness rating of 75, it provides excellent resistance to wear and tear, making it suitable for hydraulic and pneumatic systems. This seal complies with industry standards, ensuring compatibility with a wide range of systems and applications.