45.0 degrees by 0.047 in deep chamfer on edge of both sides
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 5950-00-510-6623
NSN 6240-00-878-1965
NSN 5985-01-227-5748
NSN 5999-01-061-5970
NSN 6650-00-809-1817
NSN 6220-00-607-5961
NSN 5895-00-813-6249
NSN 5999-01-458-9072
NSN 6220-01-272-5872
NSN 6240-01-351-4516
NSN 6110-00-982-9714
NSN 7035-01-364-8454