Special Features:

Material document and classification: mil-p-5425, finish a; front, back, face and edges finished w/xpa lusterless black paint federal standard 595 no.37038, letting, white; 4 mtg holes 0.438 in.Min, 0.498 in.Max dia, two located on each end 0.162 in.From edge, 1.875 in.Between vertical centers, 5.365 in.Between horizontal centers, dia cut square on edge side, 3 light transmitting holes 0.437 in.Min, 0.444 in.Max dia; 2 holes 0.500 in.From bottom, 1.043 in.And 4.918 in.From left end; 1 hole 2.445 in.From bottom and 3.011 in.From left end, two knob holes0.747 in.Min, 0.758 in.Max dia, 1.680 in.From bottom, 1.792 and 4.230 in.From left edge

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