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 6650-01-061-6888
NSN 5835-00-554-0399
NSN 6150-01-206-4243
NSN 5985-01-063-8046
NSN 5960-01-578-5537
NSN 5950-00-230-6208
NSN 6620-00-496-8697
NSN 5935-01-397-2687
NSN 6320-01-255-2096
NSN 6610-01-461-8180
NSN 5925-00-708-1605
NSN 5945-00-064-8203