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 5910-00-825-1842
NSN 5965-00-505-2166
NSN 6645-00-634-9317
NSN 6135-01-465-0829
NSN 5915-01-466-6108
NSN 5950-01-012-8092
NSN 6650-01-417-8143
NSN 5935-00-359-3939
NSN 6645-01-425-1673
NSN 5996-01-283-9351
NSN 5910-00-721-4304
NSN 6650-01-388-1140