Special Features:

4 radius 0.220 in.Min, 0.250 in.Max; 5 grommet holes 0.311 in.Min, 0.318 in.Max; 1 hole 0.640 in.Dia min, 0.671 in.Dia max counterbore by 1.000 in.Dia min, 1.030 in.Max diameter by 0.140 in.Deep min by 0.160 in.Deep max; 1 hole 0.796 in.Min dia, 0.828 in.Max dia; 1 hole 0.906 in.Min dia, 0.937 in.Max dia; 1 hole 0.546 in.Min dia, 0.578 in.Max diameter counterbore 0.735 in.Dia min 0.765 in.Dia max by 0.125 in.Deep min, 0.156 in.Deep max; 6 holes 0.515 in.Dia min, 0.546 in.Dia max counterbore, 0.735 in.Dia min 0.765 in.Dia max by 0.125 in.Deep min by 0.156 in.Deep max; 1 hole 0.625 in.Dia min, 0.640 in, dia max counterbore, 0.797 in.Min 0.812 in.Dia max

Properties:

An item composed of a coated transparent or partly transparent/partly opaque materiels, engraved with letters, words and/or symbols, designed to allow light to be transmitted through the engraving(s) for indicating purposes. It may have an electrical lighting circuit either on a removable printed circuit board or embedded within the panel. The circuit may have removable or nonremovable electroluminescent and/or incandescent lamps for lighting. Dials and/or switches may be included. Excludes display, optelectronic. See also indicator (as modified), and light (1), indicator