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 7035-01-267-4077
NSN 6220-00-126-2691
NSN 7035-01-528-7095
NSN 5990-01-145-8961
NSN 5975-01-627-2035
NSN 5855-01-125-4768
NSN 6220-00-581-3858
NSN 6135-00-161-0746
NSN 5950-01-080-5080
NSN 5905-01-191-6261
NSN 5999-00-364-0769
NSN 5915-00-973-6803