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 5998-01-158-6067
NSN 5965-01-117-2566
NSN 5945-00-753-5127
NSN 5996-01-509-4874
NSN 6645-01-330-6028
NSN 6620-01-463-1373
NSN 6620-01-441-7896
NSN 6620-00-684-1959
NSN 5835-00-523-0736
NSN 5996-00-757-5422
NSN 5990-01-443-2931
NSN 5965-01-250-5768