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 5925-01-369-8281
NSN 7035-01-619-0826
NSN 5996-00-392-7626
NSN 6240-01-061-5122
NSN 2925-01-053-5697
NSN 6130-01-485-1098
NSN 5935-01-029-8797
NSN 6105-01-426-3882
NSN 5855-00-361-0167
NSN 6105-01-519-1922
NSN 6240-01-317-1382
NSN 7035-01-019-5729