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 5990-01-516-9665
NSN 7035-01-506-9957
NSN 5990-01-581-5103
NSN 5990-00-854-8400
NSN 7035-01-543-0236
NSN 5990-00-881-1031
NSN 6150-01-303-5852
NSN 6610-01-487-6843
NSN 6645-01-159-8787
NSN 5920-01-566-1036
NSN 5999-01-167-9939
NSN 5945-01-510-8334