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 5999-00-985-3325
NSN 5990-00-539-6551
NSN 5835-01-485-0210
NSN 6110-01-093-5825
NSN 5990-01-432-0523
NSN 7035-01-146-7096
NSN 5945-01-050-5278
NSN 5985-01-235-7068
NSN 5998-01-063-3312
NSN 5950-01-026-1833
NSN 5950-01-368-0443
NSN 5985-01-437-6150