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 5960-00-938-7569
NSN 5935-01-387-4101
NSN 6610-00-223-0930
NSN 5985-01-417-6948
NSN 5999-01-386-4008
NSN 5945-01-089-3612
NSN 5950-00-991-8733
NSN 6650-01-192-7449
NSN 5985-00-928-1591
NSN 6650-00-296-4670
NSN 5855-01-497-8834
NSN 6105-00-231-1534