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 5905-00-271-9130
NSN 5950-01-357-5072
NSN 5965-01-332-6693
NSN 5960-00-110-1105
NSN 6240-01-309-0695
NSN 5990-01-328-9846
NSN 5996-00-389-7404
NSN 5990-00-110-9441
NSN 6645-01-618-1983
NSN 5950-01-601-6259
NSN 5985-01-252-2467
NSN 6650-00-445-6990