[Size] The thread size of 4an is 7/16-20 UNF. [Seal] The AN thread of the flare is sealed by a 37 degree angle.
LokoCar 4AN Female to 4AN Male Swivel Hose Fitting 90° Adapter Aluminium 2Pcs
LokoCar 4AN Female to 6AN Male Flare Reducer Expander Adapter Fitting 2Pcs
LokoCar 6AN Female to 4AN Male Flare Reducer Fitting Adapter Black 2PCS
JEGS 100891 AN Female to Male Union -4AN Female to -4AN Male
An4 4AN Female To 4AN Female 90° Degree Swivel Union Elbow Fitting Black
NEW 4AN Female to 4AN Female Straight Swivel Coupler Union Fitting Adapter US
