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 6105-01-151-9354
NSN 5905-01-576-3633
NSN 6650-01-241-1269
NSN 6620-00-490-3978
NSN 5895-01-126-7275
NSN 5835-01-227-4752
NSN 2925-00-486-0524
NSN 5996-01-158-9695
NSN 6105-01-388-1926
NSN 6650-01-529-0151
NSN 5855-01-596-0879
NSN 6650-01-480-2687