The SQUIBB TAYLOR 3165 1/4 Plug/3162 Paulin is an obsolete model that was once a reliable component in various fluid systems. This plug was designed for secure connections, ensuring minimal leakage in applications requiring precision. Although it is no longer in production, its specifications and design were tailored for compatibility with standard fittings in the industry. Users seeking replacement parts may need to consider alternative models that meet similar specifications. The 3165 was known for its robust construction and ability to withstand various pressures, making it a dependable choice during its time.