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 6685-00-847-0010
NSN 6610-01-396-5628
NSN 5990-00-658-3953
NSN 5925-00-847-3939
NSN 4140-01-483-1662
NSN 6650-01-358-5850
NSN 6220-01-227-4152
NSN 5935-01-206-0255
NSN 6130-01-615-2212
NSN 5996-01-260-7371
NSN 6150-00-459-8470
NSN 5835-00-954-2833