Military Spec Type III Hard Anodized Construction. Available for Any Plumbing Situation and Many Custom Applications. AN Adapter side seals on the flare (cone) not the threads. DO NOT overtorque.Features:Hard Anodized Aluminum Coating Penetrates Aluminum For Wear and Corrosion ResistanceMade in the USAAvailable for Any Plumbing Situation and Many Custom ApplicationsProvides An Aggressive LookLast Twice As Long As Traditional Anodized FittingPit Stop USA offers Earl's AnoTuff™ 90° Male AN -12 AN to 3/4" NPT Adapter AT982212 at low everyday prices. Be sure to check out all of our products from Earl's Performance Products including Earl's Performance Products 90 Degree Male NPT to Male AN - Black.