Infrared window 118 inches l
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 5930-01-366-8188
NSN 6645-01-221-5888
NSN 5945-01-394-8426
NSN 6145-01-389-4350
NSN 6650-00-507-2495
NSN 5910-00-232-5028
NSN 5965-01-323-8134
NSN 6105-00-719-9943
NSN 6135-01-190-2628
NSN 5935-01-313-1428
NSN 5930-01-045-3760
NSN 5895-00-258-3058