The Freudenberg-NOK O-Ring 3.125 x 0.125, model 9251, is designed for effective sealing in various industrial applications. This O-Ring features a cross-section of 0.125 inches, ensuring a secure fit in standard grooves. Constructed from high-quality materials, it provides excellent resistance to wear and environmental factors, making it suitable for demanding conditions. The 3.125-inch diameter is optimized for compatibility with a range of systems and connections, ensuring reliable performance. This O-Ring meets industry standards, making it a dependable choice for hydraulic and pneumatic sealing needs.