RAM Mounts Mounting Arm for Pipe

RAM-B-200-1U RAM Mounts SINGLE SOCKET ARM & 1/4" NPT FEMALE FOR 1" BALL MUST BE UNOPENED AND UNUSED TO QUALIFY FOR RETURN The RAM-B-200-1U includes a single socket that will accommodate 1" balls and a 1/4" NPT Female thread. This part will connect to 1/4" NPT Male threads, including the RAM-PF-585-XX flex arms and RAM-PA54XX rigid arms. Material: Powder Coated Marine Grade Aluminum Ball Size: 1" Rubber Ball "B" Size Note: The "U" in the part number reflects product packaged in poly bag. NPT Thread and Pipe Sizing: NPT (National Pipe Thread) is a standard used in joining pipes and fittings that have a tapered thread. As a general rule, the NPT inch size is the inside diameter of the threaded pipe and is known as the NPS (Nominal Pipe Size). The outer diameter (OD) of the pipe is shown in the table below: NPT Size (NPS) Pipe Outer Dia. (OD) Threads per inch 1/4" 0.540" 18 1/2" 0.840" 14 1" 1.315" 11.5