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 6105-00-501-2858
NSN 4140-00-331-0685
NSN 5975-01-201-5497
NSN 6240-00-266-6258
NSN 5985-00-059-5915
NSN 6645-01-224-0101
NSN 6145-00-907-1180
NSN 6135-01-659-7653
NSN 5945-00-467-7311
NSN 6130-00-246-6915
NSN 5835-01-241-1090
NSN 5945-00-091-4266