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 5999-01-227-7062
NSN 5920-00-236-8660
NSN 5855-01-583-3214
NSN 6320-01-255-2096
NSN 2925-00-636-4026
NSN 5965-01-352-7257
NSN 5996-00-598-4839
NSN 5920-00-954-7270
NSN 6645-01-350-3138
NSN 5975-01-373-3981
NSN 5920-00-688-4086
NSN 6620-01-064-0366