This durable rubber O-ring is a reliable solution for preventing leaks and maintaining a tight seal in a variety of plumbing applications. Measuring 7/16 inches in outer diameter and 5/16 inches in inner diameter, with a thickness of 1/16 inch, it is expertly crafted to fit snugly and securely. Ideal for both residential and commercial use, this essential component ensures long-lasting performance and peace of mind in your repair projects.