2 Pieces 4AN Male Flare to 1/4" NPT Pipe 45 Degree Fitting Adapter Aluminum-.

Size: 4AN to 1/4" NPT. The thread size of 4AN is 7/16-20 UNF. 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. Notice: To ensure no leakage at the NPT end.