The Reinz O-Ring - 407616300 is a small, circular rubber seal designed to create a tight and leak-proof connection between two parts. It is commonly used in automotive and industrial applications, such as sealing hoses, pipes, and fittings. This particular O-Ring has a part number of 407616300 and is manufactured by Reinz, a trusted brand known for their high-quality sealing solutions. It is made of durable and flexible materials that can withstand a wide range of temperatures and pressures. This O-Ring is an essential component for ensuring the proper functioning and longevity of various mechanical systems.