The Freudenberg-NOK OR 12.475" 0.275" 90 NBR N901W O-ring is a premium sealing solution crafted from high-quality Nitrile Butadiene Rubber (NBR). This O-ring is designed to withstand exposure to oils, fuels, and various chemicals, making it suitable for demanding industrial environments. With a thickness of 0.275 inches and an outer diameter of 12.475 inches, it adheres to strict industry standards for performance and reliability. Ideal for hydraulic and pneumatic applications, this O-ring ensures a tight seal, preventing leaks and maintaining system integrity.