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 5985-01-302-3242
NSN 6145-01-538-6256
NSN 5998-01-534-7301
NSN 6135-01-359-5798
NSN 6150-00-636-8938
NSN 5835-01-293-6453
NSN 6110-01-044-7243
NSN 5996-01-003-3789
NSN 5985-01-443-1767
NSN 6110-00-814-9234
NSN 6220-01-049-0337
NSN 6150-01-023-7710