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 6110-01-234-4564
NSN 7035-00-679-9027
NSN 6145-01-494-3798
NSN 6610-01-561-4139
NSN 5930-01-428-7312
NSN 5975-01-633-2314
NSN 6240-01-609-2301
NSN 6150-00-147-3680
NSN 6610-01-650-6364
NSN 6130-01-371-5385
NSN 6650-00-171-4175
NSN 5935-01-346-3843