Six 0.169 in. Dia. Mtg. Holes on 2.120 in. By 2.300 in. Mtg. Centers
A transparent item of a predetermined size that permits unobstructed and undistorted view of a desired area. It may include a frame, have reference markings, grid lines and may be heat strengthened and/or tinted. It is generally used where safety, security, and/or the restriction of foreign matter are required, such as the visual examination of the inside of pressurized tanks, liquid sights, controlled liquid flow, and inspection of equipment enclosed in a housing. See window (as modified); scale, cathode ray tube; scale, plotting; window, metal; window, wood; and window panel, aircraft.
Classification: Articles of plastics & articles of other materials of heading 3901 to 3914, nesoi
NSN 5960-01-419-9156
NSN 6650-01-600-1557
NSN 5990-00-173-2816
NSN 5915-01-066-5509
NSN 6130-01-373-5892
NSN 5999-01-422-2345
NSN 6240-01-261-0025
NSN 5965-01-632-7929
NSN 6645-00-467-6094
NSN 5935-00-012-7335
NSN 5998-01-339-8278
NSN 6650-01-587-8380