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 6110-00-900-6410
NSN 5998-01-511-6132
NSN 6105-01-437-8622
NSN 5950-00-240-7414
NSN 6130-01-309-5722
NSN 6105-01-124-0381
NSN 5930-01-092-3789
NSN 5910-01-485-1118
NSN 5930-00-820-1332
NSN 2925-00-788-0043
NSN 7035-01-213-5590
NSN 6650-01-355-8109