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 5905-01-649-7934
NSN 6610-01-352-6344
NSN 6150-01-063-7874
NSN 5950-00-786-4135
NSN 5960-00-815-9820
NSN 6145-01-306-4210
NSN 6240-01-100-3696
NSN 5998-01-372-6701
NSN 5895-01-335-1407
NSN 6645-00-720-3953
NSN 5855-01-242-8428
NSN 6610-01-551-1895