The AS568-324 SIMRIZ SZ481 O-Ring features a 1-3/8" inner diameter and a 1-3/4" outer diameter with a cross-section of 3/16". Manufactured by Freudenberg-NOK, this O-ring is crafted from high-quality SIMRIZ material, known for its exceptional resistance to heat, chemicals, and wear. This makes it suitable for a variety of applications, including automotive, aerospace, and industrial machinery. The O-ring meets AS568 standards, ensuring compatibility with a wide range of sealing applications. Its robust design guarantees a secure seal, reducing the risk of leaks and enhancing system reliability.