The Freudenberg-NOK DISOGRIN 9251 O-Ring features a diameter of 1.625" and a cross-section of 0.188", making it a vital component for effective sealing in various applications. Constructed from high-quality materials, this O-Ring offers exceptional resistance to chemicals and temperature fluctuations, ensuring a long service life. It is designed to fit standard grooves, making it ideal for hydraulic and pneumatic systems. The DISOGRIN 9251 meets industry standards for performance and reliability, making it a trusted choice for engineers and technicians.