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 6130-00-612-7161
NSN 5895-00-531-5694
NSN 2925-00-940-9749
NSN 7035-01-632-0625
NSN 5930-01-597-5924
NSN 6150-00-031-8655
NSN 6645-01-157-9080
NSN 6610-01-412-0058
NSN 4140-01-420-5782
NSN 5999-00-862-5157
NSN 2925-00-468-5273
NSN 5895-00-518-4954