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 5835-00-233-6327
NSN 6150-01-538-3788
NSN 5855-01-416-5085
NSN 6220-01-634-0660
NSN 5985-00-081-1885
NSN 6150-00-839-6924
NSN 5905-01-534-7894
NSN 5998-01-315-8330
NSN 5910-00-243-1057
NSN 6130-01-200-8212
NSN 5996-01-152-2948
NSN 6105-01-651-7142