Name/Title
InsulatorEntry/Object ID
1111.556.001Description
White ceramic insulator approximately 1 1/8 inches in diameter and 1 1/4 inches long with a threaded hole in the middle approximately 1/4 inch in diameter at the top of the insulator and increasing to 3/4 inch in diameter at the bottom. The outside has 3 grooves of different widths for wire. The top has the inscription "W P 22 U S A". This insulator is used in post and tube wiring.