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 6220-00-682-8292
NSN 6240-01-433-9410
NSN 5965-01-262-9608
NSN 5950-01-384-0378
NSN 5930-01-210-2637
NSN 5905-01-289-7665
NSN 6650-00-646-7288
NSN 5999-01-267-4050
NSN 7035-01-599-7560
NSN 6685-01-367-2927
NSN 5910-01-395-4355
NSN 6620-01-227-7219