The Freudenberg-NOK OR 7.475" 0.275" 90 HNBR H901B seal is a high-performance O-ring designed for reliable sealing in various industrial applications. Constructed from premium HNBR material, it provides exceptional resistance to heat, oil, and chemicals, making it suitable for demanding environments. With an outer diameter of 7.475" and a cross-section of 0.275", this seal meets standard sizing requirements and adheres to industry compliance standards. It is particularly effective in hydraulic and pneumatic systems, ensuring a dependable seal under pressure, making it an essential component for engineers and maintenance teams.