Special Features:

One side chamfered 0.125 in. At ea end, four 0.266 in. Diameter holes on 1.125 in. By 2.875 in. Centers, one centrally located 0.375 in. Diameter keyed hole

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.