Special Features:

One hole 2.375 in. Dia, four holes 0.166 in. Dia, cutout 0.875 in. By 0.562 in., same end cutout on each side 0.375 @in. By 0.250 in.

Properties:

An insulator having flat surfaces, with or without holes, whose thickness does not exceed 25 percent of its length or width, whichever is smaller, and whose shape is other than round. Excludes insulator (1), spacer; insulator (1), washer; mounting pad, electrical-electronic component; plate, electrical shield; and terminal board.