Color ruby red no. 60, material polycarbonate
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 5910-01-085-6434
NSN 6110-01-013-0551
NSN 5905-01-259-2041
NSN 6220-01-280-5353
NSN 6610-00-191-5317
NSN 5950-00-067-6697
NSN 6645-01-422-1374
NSN 5930-01-153-2667
NSN 6130-01-264-5190
NSN 5960-00-172-6092
NSN 5930-01-160-9098
NSN 5925-01-550-4481