Ace Race Parts 26035 -16AN Male Weld Bung - 6061 AluminumAce Race Parts 26035 16AN Male Weld Bung 6061 Aluminum The Ace Race Parts brand of 16AN Male AN Weld Bungs are precision CNC machined from 6061 T6 Aluminum and feature a 37 Degree flared sealing connection. Ace Race Parts line of Male Weld Bungs are available in sizes ranging from 4AN to 20AN and are suitable in high pressure applications, like fuel systems, fuel cells, oil tanks, and other custom applications. FEATURES 37 Degree Flare Connection