The Comet 1220004600 is a genuine OEM check valve designed for a wide range of Comet BP series diaphragm pumps. This critical component ensures proper fluid direction and prevents backflow, maintaining optimal performance and efficiency in agricultural spraying and industrial applications. It is compatible with models including BP60, BP75, BP105, BP125, BP151, BP171, BP205, BP280, BP305, BP380, BP405, BP480, and their 'K' and '/20' variants, such as BP205K, BP280K, BP60/20, and others. Manufactured to Comet's high standards, this check valve provides durability and precise fitment for reliable operation.