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 5895-01-450-8128
NSN 6130-00-530-3737
NSN 5835-01-055-6063
NSN 6240-00-899-6990
NSN 6110-01-264-5556
NSN 6110-01-461-2631
NSN 5945-01-617-8087
NSN 6685-01-435-7618
NSN 6650-00-629-8027
NSN 5950-01-020-4102
NSN 6105-01-024-9907
NSN 5945-01-445-6081