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 5996-01-362-1836
NSN 6240-01-352-3642
NSN 5855-00-288-1408
NSN 2925-01-224-1885
NSN 2925-01-411-4666
NSN 5975-01-560-5849
NSN 5935-00-346-2738
NSN 5985-01-147-8859
NSN 7035-01-503-2362
NSN 5960-00-617-9312
NSN 5960-01-023-8037
NSN 5930-00-456-4388