Incl gasket
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 6240-00-191-2855
NSN 4140-00-707-5963
NSN 6610-01-399-7613
NSN 5996-00-363-9666
NSN 5999-01-123-9152
NSN 5975-01-587-2159
NSN 5835-00-901-4932
NSN 6110-00-395-7040
NSN 5985-01-381-2563
NSN 5985-01-055-9299
NSN 5925-01-254-4781
NSN 6105-00-113-0679