Edge tinned
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 5935-01-438-2752
NSN 6105-01-223-0664
NSN 5999-01-174-1419
NSN 5935-01-580-4991
NSN 5965-01-196-7760
NSN 5990-01-411-5930
NSN 6650-01-425-7362
NSN 5835-00-397-7697
NSN 6650-00-111-3399
NSN 5998-01-453-9245
NSN 6110-01-010-4551
NSN 6105-00-173-7166