[Size] 1/2" NPT to AN12, the thread size of 12AN is 1-1/16-12 UNF, Degree: 90 degree elbow. [Sealing] The AN side of the flare is sealed by a 37 degree angle and the NPT thread side is sealed by a 60 degree tapered thread.
Black 12AN Male Flare to 12AN ORB O-Ring Boss Male Fuel Rail Adapter Fitting
AN12 12AN Male Flare to AN16 16AN Male ORB Straight Adapter Fitting with O-Ring
AN12 12AN Male Flare to AN8 8AN Male ORB Straight Adapter Fitting with O-Ring
2pcs 12AN Male Flare to 3/4" NPT Pipe 45 Degree Fitting Adapter Aluminum.
2x 12AN Male Flare to 1/2 3/4 NPT Straight Nipple Adapter Anodized Aluminum New
2pcs 12AN Male Flare to 1/2" NPT Pipe Fitting Adapter Straight AN12 Aluminum US.