Electrically heated
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: Pressed or molded glass articles, wired or not, for building or construction;leaded glass windows etc; formed multicellular or foam glass
NSN 5965-01-471-7945
NSN 4140-01-544-1342
NSN 6130-01-410-8312
NSN 5910-01-157-9946
NSN 6240-01-411-1418
NSN 6105-01-113-8768
NSN 5915-00-267-2783
NSN 5965-01-023-9359
NSN 6645-01-037-9125
NSN 5855-01-511-2818
NSN 6610-01-220-5262
NSN 5985-00-785-6509