Electromagnetic interference protected
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 5950-01-481-4173
NSN 6620-00-531-6057
NSN 6110-01-167-7939
NSN 5910-01-392-0206
NSN 6130-01-303-7720
NSN 5930-01-242-8885
NSN 6145-01-323-4753
NSN 5975-00-097-6945
NSN 5960-01-217-5850
NSN 5835-00-711-3371
NSN 6620-01-567-2084
NSN 6105-00-024-1076