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 6650-01-487-9454
NSN 4140-01-581-4344
NSN 6645-00-989-2972
NSN 5935-01-649-8215
NSN 5895-00-702-4045
NSN 6220-00-425-1293
NSN 5925-01-047-2281
NSN 6620-00-846-3287
NSN 6150-00-924-9853
NSN 5935-01-456-2621
NSN 5985-01-111-5978
NSN 5915-00-233-6346