The Freudenberg-NOK OR 5.484" 0.139" 90 HNBR H901B seal is engineered for optimal performance in challenging environments. Constructed from premium HNBR material, it exhibits superior resistance to heat, oil, and wear. With dimensions of 5.484 inches in diameter and a cross-section of 0.139 inches, this seal is perfect for a variety of industrial applications. It adheres to strict industry standards, ensuring reliability and efficiency in your operations. The seal's robust design guarantees a secure fit, making it an essential component for maintaining the integrity of your machinery.