The AS568-394 O-ring, measuring 25" inner diameter, 25-3/8" outer diameter, and 3/16" thickness, is made from SIMRIZ SZ485 material, known for its exceptional chemical resistance and durability. This O-ring is ideal for high-performance applications in industries such as automotive, aerospace, and chemical processing. Its precise dimensions ensure a secure fit in standard applications, while the SIMRIZ material provides excellent sealing capabilities under various temperatures and pressures. This product complies with industry standards, ensuring compatibility with a wide range of systems.