<p><b>Male AN To NPT Pipe Adapter:</b><br> Also comes in different sizes, pls contact us for more product information.</p> <p>AN adapter side seals on the flare (cone) not the threads and the NPT side seals on the threads Precision machined to exacting tolerances for trouble-free performance.<br> Made in China.<br> Should not be overtorqued to prevent damage to part.<br> 37-degree sealing angle design assures leak free performance.</p>