LASCO 17-6785 3/8-Inch Female Flare by 1/4-Inch Male Pipe Thread Brass Adapter 3/8 inch female 1/4 inch male Brass adapter Female flare by male pipe thread adater Brass material lasts long Not for use in potable drinking water applications Used for fuel, oil, air, liquid petroleum (LP) and natural gas lines connections 3/8-Inch female flare by 1/4-Inch male pipe thread