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 6130-01-533-5088
NSN 4140-01-437-8715
NSN 5935-01-130-6241
NSN 5920-00-868-7651
NSN 5945-00-428-6353
NSN 6105-01-633-3031
NSN 6620-00-625-7248
NSN 5999-00-760-7128
NSN 5855-01-351-2541
NSN 6105-00-292-4110
NSN 5935-01-440-9995
NSN 5835-01-632-6627