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 5945-00-827-0165
NSN 4140-00-671-4532
NSN 2925-00-987-9595
NSN 5915-01-371-2906
NSN 6320-01-349-2131
NSN 5950-00-323-7905
NSN 5855-01-258-6180
NSN 5999-00-321-1677
NSN 6685-01-370-5258
NSN 6105-00-409-4162
NSN 6110-00-035-8794
NSN 6105-01-439-8420