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 6110-01-633-9660
NSN 6220-01-297-2066
NSN 5835-01-014-4574
NSN 5985-01-191-9619
NSN 5925-01-160-9069
NSN 6645-01-540-6582
NSN 7035-00-445-9657
NSN 5910-01-418-7621
NSN 5905-01-426-4036
NSN 6110-00-863-3855
NSN 5999-01-214-3177
NSN 5935-01-268-3396