Size

• 1/8 IP Top & Bottom
• Height: 9/16"

Small Lamp Necks - Couplings are threaded 1/8 IP to fit standard lamp pipe. Use between lamp body and socket as spacer or to couple two pieces of pipe together.  Solid brass.

Common Lamp Thread Sizes

• 1/8 IP - 3/8" outside diameter, screws into most lamp sockets
• 1/4 IP - 1/2" outside diameter