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 5990-00-829-8960
NSN 6610-01-088-5871
NSN 5975-01-074-3445
NSN 6105-01-005-4825
NSN 5920-01-260-1363
NSN 6650-01-303-7763
NSN 7035-00-436-1229
NSN 5910-00-493-1389
NSN 5999-01-121-8364
NSN 6650-01-198-7601
NSN 5996-00-196-7258
NSN 5930-00-005-4864