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 5998-00-070-0643
NSN 6145-01-384-3748
NSN 5905-01-029-2213
NSN 5930-01-445-5408
NSN 5925-01-338-2404
NSN 6610-01-392-1701
NSN 7035-01-348-5153
NSN 5935-00-892-3059
NSN 5975-01-507-5165
NSN 5915-01-428-6681
NSN 5985-00-162-9293
NSN 6220-01-141-1143