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 5905-01-063-1379
NSN 5999-00-271-1681
NSN 6150-01-180-9613
NSN 5925-00-964-4989
NSN 6135-00-255-1340
NSN 5965-01-104-5102
NSN 5935-01-435-5955
NSN 5990-01-616-9342
NSN 5930-00-998-0027
NSN 5996-00-771-8802
NSN 7035-00-834-2090
NSN 5930-01-374-7077