Image External Drain Cock Jump to Section Product Options Related Products Product Options Part Number Male Thread Male Thread Size Material D02 NPT 1/8" Brass D04 NPT 1/4" Brass Related Products Image Series 1 FRLs F74-Series Oil Removal Filter Image Industrial PTFE Tape Image Lever External Drain Image Needle Valve Image Wilkerson FRLs F26-Series Standard Airline Filter