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;Made in the USA;Should not be overtorqued to prevent damage to part;Use Teflon tape or sealing compound during assembly for proper sealing

• Earl's 981608 Blue Anodized Aluminum -8AN Male to 3/8 NPT Straight Adapter

Earl's 981608 Blue Anodized Aluminum -8AN Male to 3/8 NPT Straight AdapterEarl's Performance