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 6650-00-707-1417
NSN 6645-01-518-1107
NSN 5985-00-125-7642
NSN 6110-00-288-4179
NSN 5965-01-146-9162
NSN 5960-01-553-4557
NSN 5996-01-157-1857
NSN 5950-01-322-4010
NSN 6105-00-694-1495
NSN 5935-01-159-7800
NSN 5835-01-174-7700
NSN 7035-01-383-6549