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 6150-01-315-9725
NSN 4140-01-069-6989
NSN 5855-00-494-9581
NSN 6110-01-461-3612
NSN 5960-01-112-2321
NSN 5950-01-380-2323
NSN 6130-01-423-8338
NSN 6105-00-368-0066
NSN 6620-00-977-3779
NSN 6110-00-411-5830
NSN 5990-00-333-6210
NSN 5935-01-319-7384