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 6320-01-476-5145
NSN 6150-01-351-8956
NSN 6150-00-583-9878
NSN 5895-01-212-7409
NSN 6320-01-527-0211
NSN 5935-00-471-6096
NSN 5855-01-495-1750
NSN 6610-01-571-8038
NSN 5975-01-326-3006
NSN 4140-01-359-2643
NSN 6145-00-583-0314
NSN 6650-00-211-6302