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 6145-01-627-3256
NSN 5945-01-358-6817
NSN 6130-00-204-2976
NSN 5950-01-462-8047
NSN 6650-00-155-8431
NSN 5975-00-972-4488
NSN 5975-01-072-6670
NSN 6220-00-226-1994
NSN 6130-00-942-1681
NSN 5985-01-430-3040
NSN 5960-01-082-8571
NSN 6240-00-878-8036