The AS568-135 O-ring, with a 1-15/16" inner diameter and a 2-1/8" outer diameter, features a 3/32" cross-section. This SIMRIZ SZ501 O-ring from Freudenberg-NOK is engineered for reliable sealing in various applications. Constructed from high-quality materials, it offers excellent resistance to wear and environmental factors. This O-ring complies with industry standards, making it suitable for use in hydraulic and pneumatic systems. Its precise dimensions ensure a perfect fit, providing a dependable seal that prevents leaks and enhances system performance.