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 6145-01-313-9862
NSN 5960-01-632-6576
NSN 5990-00-492-5063
NSN 2925-00-099-4030
NSN 6645-01-461-9250
NSN 5960-00-508-1913
NSN 5990-01-425-2175
NSN 5960-00-001-8804
NSN 6130-00-937-8070
NSN 6320-01-209-0952
NSN 5925-01-145-0074
NSN 6150-01-480-8240