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 5895-00-227-9936
NSN 6150-01-285-9860
NSN 5835-01-022-3219
NSN 6240-00-222-9392
NSN 5935-01-160-5255
NSN 5910-01-512-8782
NSN 5990-00-133-7734
NSN 5930-01-442-7171
NSN 6220-00-157-5009
NSN 6645-01-078-4887
NSN 6620-01-445-4295
NSN 7035-00-320-5644