The T&S Brass 003164-45 Spring Check Plunger for Cartridges with Spring Checks is a highly specialized component designed for specific plumbing applications, ensuring optimal performance and longevity. Featuring a 5/8″ outer diameter, this plunger is crafted with precision to maintain a secure fit within cartridges that utilize spring checks. The rubber seat disc integrated into its design provides a reliable seal, enhancing the efficiency and functionality of the system. Constructed with a plastic body, it offers a lightweight yet durable solution, making it suitable for environments where low lead content is a requirement. Notably, this product complies with NSF standards, underscoring its commitment to safety and quality in public health applications. The T&S Brass 003164-45 Spring Check Plunger finds its utility across various market segments within the plumbing industry, including commercial kitchens and institutional facilities, where reliable water control mechanisms are essential. Its thoughtful engineering and adherence to stringent standards make it a valuable addition to any setting demanding high performance and compliance with safety regulations.